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TI-2011-03614 Aliases CVE-2011-4096GHSA-g3fq-pgcr-r7w6

The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which…

Priority MEDIUM 49CWE-399Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · Partial
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.

Summary

The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record.

Why it matters now

EPSS 0.37186 98th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 87

CPEVersionsRoleVendor
cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:*up to 3.1.15Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:*:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:pre1:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:pre2:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:pre3:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:pre4:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:pre5:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:pre6:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:pre7:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable1:*:*:*:*:*3.0Vulnerablesquid-cache
  • cpe:2.3:a:squid-cache:squid:*:*:*:*:*:*:*:* Versions up to 3.1.15 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:pre1:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:pre2:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:pre3:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:pre4:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:pre5:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:pre6:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:pre7:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable1:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
Show 77 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:squid-cache:squid:3.0:*:stable10:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable11:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable12:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable13:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable14:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable15:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable2:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable3:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable4:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable5:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable6:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable7:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable8:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:*:stable9:*:*:*:*:*3.0Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:rc1:stable11:*:*:*:*:*3.0 rc1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0:rc4:*:*:*:*:*:*3.0 rc4Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable1:*:*:*:*:*:*:*3.0.stable1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable2:*:*:*:*:*:*:*3.0.stable2Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable3:*:*:*:*:*:*:*3.0.stable3Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable4:*:*:*:*:*:*:*3.0.stable4Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable5:*:*:*:*:*:*:*3.0.stable5Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable6:*:*:*:*:*:*:*3.0.stable6Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable7:*:*:*:*:*:*:*3.0.stable7Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable8:*:*:*:*:*:*:*3.0.stable8Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable9:*:*:*:*:*:*:*3.0.stable9Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable10:*:*:*:*:*:*:*3.0.stable10Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable11:*:*:*:*:*:*:*3.0.stable11Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable11:rc1:*:*:*:*:*:*3.0.stable11 rc1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable12:*:*:*:*:*:*:*3.0.stable12Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable13:*:*:*:*:*:*:*3.0.stable13Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable14:*:*:*:*:*:*:*3.0.stable14Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable15:*:*:*:*:*:*:*3.0.stable15Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable16:*:*:*:*:*:*:*3.0.stable16Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable16:rc1:*:*:*:*:*:*3.0.stable16 rc1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable17:*:*:*:*:*:*:*3.0.stable17Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable18:*:*:*:*:*:*:*3.0.stable18Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable19:*:*:*:*:*:*:*3.0.stable19Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable20:*:*:*:*:*:*:*3.0.stable20Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable21:*:*:*:*:*:*:*3.0.stable21Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable22:*:*:*:*:*:*:*3.0.stable22Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable23:*:*:*:*:*:*:*3.0.stable23Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable24:*:*:*:*:*:*:*3.0.stable24Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.0.stable25:*:*:*:*:*:*:*3.0.stable25Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1:*:*:*:*:*:*:*3.1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.1:*:*:*:*:*:*:*3.1.0.1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.2:*:*:*:*:*:*:*3.1.0.2Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.3:*:*:*:*:*:*:*3.1.0.3Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.4:*:*:*:*:*:*:*3.1.0.4Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.5:*:*:*:*:*:*:*3.1.0.5Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.6:*:*:*:*:*:*:*3.1.0.6Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.7:*:*:*:*:*:*:*3.1.0.7Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.8:*:*:*:*:*:*:*3.1.0.8Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.9:*:*:*:*:*:*:*3.1.0.9Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.10:*:*:*:*:*:*:*3.1.0.10Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.11:*:*:*:*:*:*:*3.1.0.11Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.12:*:*:*:*:*:*:*3.1.0.12Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.13:*:*:*:*:*:*:*3.1.0.13Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.14:*:*:*:*:*:*:*3.1.0.14Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.15:*:*:*:*:*:*:*3.1.0.15Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.16:*:*:*:*:*:*:*3.1.0.16Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.17:*:*:*:*:*:*:*3.1.0.17Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.0.18:*:*:*:*:*:*:*3.1.0.18Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.1:*:*:*:*:*:*:*3.1.1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.2:*:*:*:*:*:*:*3.1.2Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.3:*:*:*:*:*:*:*3.1.3Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.4:*:*:*:*:*:*:*3.1.4Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.5:*:*:*:*:*:*:*3.1.5Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.5.1:*:*:*:*:*:*:*3.1.5.1Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.6:*:*:*:*:*:*:*3.1.6Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.7:*:*:*:*:*:*:*3.1.7Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.8:*:*:*:*:*:*:*3.1.8Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.9:*:*:*:*:*:*:*3.1.9Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.10:*:*:*:*:*:*:*3.1.10Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.11:*:*:*:*:*:*:*3.1.11Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.12:*:*:*:*:*:*:*3.1.12Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.13:*:*:*:*:*:*:*3.1.13Vulnerablesquid-cache
cpe:2.3:a:squid-cache:squid:3.1.14:*:*:*:*:*:*:*3.1.14Vulnerablesquid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable10:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable11:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable12:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable13:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable14:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable15:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable2:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable3:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable4:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable5:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable6:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable7:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable8:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:*:stable9:*:*:*:*:* Versions 3.0 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:rc1:stable11:*:*:*:*:* Versions 3.0 rc1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0:rc4:*:*:*:*:*:* Versions 3.0 rc4 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable1:*:*:*:*:*:*:* Versions 3.0.stable1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable2:*:*:*:*:*:*:* Versions 3.0.stable2 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable3:*:*:*:*:*:*:* Versions 3.0.stable3 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable4:*:*:*:*:*:*:* Versions 3.0.stable4 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable5:*:*:*:*:*:*:* Versions 3.0.stable5 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable6:*:*:*:*:*:*:* Versions 3.0.stable6 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable7:*:*:*:*:*:*:* Versions 3.0.stable7 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable8:*:*:*:*:*:*:* Versions 3.0.stable8 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable9:*:*:*:*:*:*:* Versions 3.0.stable9 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable10:*:*:*:*:*:*:* Versions 3.0.stable10 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable11:*:*:*:*:*:*:* Versions 3.0.stable11 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable11:rc1:*:*:*:*:*:* Versions 3.0.stable11 rc1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable12:*:*:*:*:*:*:* Versions 3.0.stable12 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable13:*:*:*:*:*:*:* Versions 3.0.stable13 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable14:*:*:*:*:*:*:* Versions 3.0.stable14 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable15:*:*:*:*:*:*:* Versions 3.0.stable15 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable16:*:*:*:*:*:*:* Versions 3.0.stable16 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable16:rc1:*:*:*:*:*:* Versions 3.0.stable16 rc1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable17:*:*:*:*:*:*:* Versions 3.0.stable17 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable18:*:*:*:*:*:*:* Versions 3.0.stable18 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable19:*:*:*:*:*:*:* Versions 3.0.stable19 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable20:*:*:*:*:*:*:* Versions 3.0.stable20 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable21:*:*:*:*:*:*:* Versions 3.0.stable21 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable22:*:*:*:*:*:*:* Versions 3.0.stable22 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable23:*:*:*:*:*:*:* Versions 3.0.stable23 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable24:*:*:*:*:*:*:* Versions 3.0.stable24 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.0.stable25:*:*:*:*:*:*:* Versions 3.0.stable25 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1:*:*:*:*:*:*:* Versions 3.1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.1:*:*:*:*:*:*:* Versions 3.1.0.1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.2:*:*:*:*:*:*:* Versions 3.1.0.2 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.3:*:*:*:*:*:*:* Versions 3.1.0.3 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.4:*:*:*:*:*:*:* Versions 3.1.0.4 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.5:*:*:*:*:*:*:* Versions 3.1.0.5 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.6:*:*:*:*:*:*:* Versions 3.1.0.6 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.7:*:*:*:*:*:*:* Versions 3.1.0.7 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.8:*:*:*:*:*:*:* Versions 3.1.0.8 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.9:*:*:*:*:*:*:* Versions 3.1.0.9 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.10:*:*:*:*:*:*:* Versions 3.1.0.10 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.11:*:*:*:*:*:*:* Versions 3.1.0.11 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.12:*:*:*:*:*:*:* Versions 3.1.0.12 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.13:*:*:*:*:*:*:* Versions 3.1.0.13 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.14:*:*:*:*:*:*:* Versions 3.1.0.14 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.15:*:*:*:*:*:*:* Versions 3.1.0.15 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.16:*:*:*:*:*:*:* Versions 3.1.0.16 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.17:*:*:*:*:*:*:* Versions 3.1.0.17 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.0.18:*:*:*:*:*:*:* Versions 3.1.0.18 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.1:*:*:*:*:*:*:* Versions 3.1.1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.2:*:*:*:*:*:*:* Versions 3.1.2 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.3:*:*:*:*:*:*:* Versions 3.1.3 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.4:*:*:*:*:*:*:* Versions 3.1.4 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.5:*:*:*:*:*:*:* Versions 3.1.5 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.5.1:*:*:*:*:*:*:* Versions 3.1.5.1 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.6:*:*:*:*:*:*:* Versions 3.1.6 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.7:*:*:*:*:*:*:* Versions 3.1.7 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.8:*:*:*:*:*:*:* Versions 3.1.8 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.9:*:*:*:*:*:*:* Versions 3.1.9 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.10:*:*:*:*:*:*:* Versions 3.1.10 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.11:*:*:*:*:*:*:* Versions 3.1.11 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.12:*:*:*:*:*:*:* Versions 3.1.12 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.13:*:*:*:*:*:*:* Versions 3.1.13 Vulnerable ·squid-cache
  • cpe:2.3:a:squid-cache:squid:3.1.14:*:*:*:*:*:*:* Versions 3.1.14 Vulnerable ·squid-cache

Remediation

Red Hat 1 advisory

  • RHSA-2011:1791 Released 2011-12-06 · Red Hat rating Moderate
    squid security update
    • Red Hat Enterprise Linux Server (v. 6) squid-7:3.1.10-1.el6_2.1
    • Red Hat Enterprise Linux Workstation (v. 6) squid-7:3.1.10-1.el6_2.1

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2011:1791
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2011:1791
Not affected: 2 products
  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-4096
  2. 2026-10-03 Alias added: GHSA-g3fq-pgcr-r7w6

References

Advisory 4

Other 4

  • TI-2025-38486 Squid vulnerable to information disclosure via authentication credential leakage in error handling CVSS 3.1CRITICAL 10.0
  • TI-2024-16845 Denial of Service in HTTP Header parser in squid proxy CVSS 3.1HIGH 7.5
  • TI-2024-16566 SQUID-2024:1 Denial of Service in HTTP Chunked Decoding CVSS 3.1HIGH 8.6
  • TI-2023-26921 Denial of Service in HTTP Message Processing in Squid CVSS 3.1HIGH 8.6
  • TI-2023-27496 SQUID-2023:10 Denial of Service in HTTP Request parsing CVSS 3.1HIGH 8.6
  • TI-2023-25306 Squid: denial of service in http digest authentication CVSS 3.1HIGH 8.6
See all 110 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences