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TI-2016-04481 Aliases CVE-2016-5180GHSA-29hr-5wcr-whpc

Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0…

Priority MEDIUM 53CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 8 fixed, 5 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.

Summary

Heap-based buffer overflow in the ares_create_query function in c-ares 1.x before 1.12.0 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly execute arbitrary code via a hostname with an escaped trailing dot.

Why it matters now

EPSS 0.08653 95th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 8 fixed, 5 without a fix

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 · 30

CPEVersionsRoleVendor
cpe:2.3:a:c-ares:c-ares:1.0.0:*:*:*:*:*:*:*1.0.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.1.0:*:*:*:*:*:*:*1.1.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.2.0:*:*:*:*:*:*:*1.2.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.2.1:*:*:*:*:*:*:*1.2.1Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.3.0:*:*:*:*:*:*:*1.3.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.3.1:*:*:*:*:*:*:*1.3.1Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.3.2:*:*:*:*:*:*:*1.3.2Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.4.0:*:*:*:*:*:*:*1.4.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.5.0:*:*:*:*:*:*:*1.5.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.5.1:*:*:*:*:*:*:*1.5.1Vulnerablec-ares
  • cpe:2.3:a:c-ares:c-ares:1.0.0:*:*:*:*:*:*:* Versions 1.0.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.1.0:*:*:*:*:*:*:* Versions 1.1.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.2.0:*:*:*:*:*:*:* Versions 1.2.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.2.1:*:*:*:*:*:*:* Versions 1.2.1 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.3.0:*:*:*:*:*:*:* Versions 1.3.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.3.1:*:*:*:*:*:*:* Versions 1.3.1 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.3.2:*:*:*:*:*:*:* Versions 1.3.2 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.4.0:*:*:*:*:*:*:* Versions 1.4.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.5.0:*:*:*:*:*:*:* Versions 1.5.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.5.1:*:*:*:*:*:*:* Versions 1.5.1 Vulnerable ·c-ares
Show 20 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:c-ares:c-ares:1.5.2:*:*:*:*:*:*:*1.5.2Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.5.3:*:*:*:*:*:*:*1.5.3Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.6.0:*:*:*:*:*:*:*1.6.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.7.0:*:*:*:*:*:*:*1.7.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.7.1:*:*:*:*:*:*:*1.7.1Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.7.2:*:*:*:*:*:*:*1.7.2Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.7.3:*:*:*:*:*:*:*1.7.3Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.7.4:*:*:*:*:*:*:*1.7.4Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.7.5:*:*:*:*:*:*:*1.7.5Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.8.0:*:*:*:*:*:*:*1.8.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.9.0:*:*:*:*:*:*:*1.9.0Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.9.1:*:*:*:*:*:*:*1.9.1Vulnerablec-ares
cpe:2.3:a:c-ares:c-ares:1.10.0:*:*:*:*:*:*:*1.10.0Vulnerablec-ares
cpe:2.3:a:c-ares_project:c-ares:1.11.0:*:*:*:*:*:*:*1.11.0VulnerableC-ares Project
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:*0.10.0 to before 0.10.48; 0.12.0 to before 0.12.17; 4.0.0 to before 4.6.1VulnerableNodeJS
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:*12.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:*16.10VulnerableCanonical
  • cpe:2.3:a:c-ares:c-ares:1.5.2:*:*:*:*:*:*:* Versions 1.5.2 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.5.3:*:*:*:*:*:*:* Versions 1.5.3 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.6.0:*:*:*:*:*:*:* Versions 1.6.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.7.0:*:*:*:*:*:*:* Versions 1.7.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.7.1:*:*:*:*:*:*:* Versions 1.7.1 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.7.2:*:*:*:*:*:*:* Versions 1.7.2 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.7.3:*:*:*:*:*:*:* Versions 1.7.3 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.7.4:*:*:*:*:*:*:* Versions 1.7.4 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.7.5:*:*:*:*:*:*:* Versions 1.7.5 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.8.0:*:*:*:*:*:*:* Versions 1.8.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.9.0:*:*:*:*:*:*:* Versions 1.9.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.9.1:*:*:*:*:*:*:* Versions 1.9.1 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares:c-ares:1.10.0:*:*:*:*:*:*:* Versions 1.10.0 Vulnerable ·c-ares
  • cpe:2.3:a:c-ares_project:c-ares:1.11.0:*:*:*:*:*:*:* Versions 1.11.0 Vulnerable ·C-ares Project
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:a:nodejs:node.js:*:*:*:*:*:*:*:* Versions 0.10.0 to before 0.10.48; 0.12.0 to before 0.12.17; 4.0.0 to before 4.6.1 Vulnerable ·NodeJS
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:-:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.10:*:*:*:*:*:*:* Versions 16.10 Vulnerable ·Canonical

Remediation

Red Hat 1 advisory

  • RHSA-2017:0002 Released 2017-01-02 · Red Hat rating Important
    rh-nodejs4-nodejs and rh-nodejs4-http-parser security update
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) rh-nodejs4-http-parser-2.7.0-2.el6, rh-nodejs4-http-parser-devel-2.7.0-2.el6, rh-nodejs4-nodejs-4.6.2-4.el6 +2
    • Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) rh-nodejs4-http-parser-2.7.0-2.el7, rh-nodejs4-http-parser-devel-2.7.0-2.el7, rh-nodejs4-nodejs-4.6.2-4.el7 +2
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7) rh-nodejs4-http-parser-2.7.0-2.el6, rh-nodejs4-http-parser-devel-2.7.0-2.el6, rh-nodejs4-nodejs-4.6.2-4.el6 +2
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.1) rh-nodejs4-http-parser-2.7.0-2.el7, rh-nodejs4-http-parser-devel-2.7.0-2.el7, rh-nodejs4-nodejs-4.6.2-4.el7 +2
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2) rh-nodejs4-http-parser-2.7.0-2.el7, rh-nodejs4-http-parser-devel-2.7.0-2.el7, rh-nodejs4-nodejs-4.6.2-4.el7 +2
    • Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3) rh-nodejs4-http-parser-2.7.0-2.el7, rh-nodejs4-http-parser-devel-2.7.0-2.el7, rh-nodejs4-nodejs-4.6.2-4.el7 +2
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) rh-nodejs4-http-parser-2.7.0-2.el6, rh-nodejs4-http-parser-devel-2.7.0-2.el6, rh-nodejs4-nodejs-4.6.2-4.el6 +2
    • Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) rh-nodejs4-http-parser-2.7.0-2.el7, rh-nodejs4-http-parser-devel-2.7.0-2.el7, rh-nodejs4-nodejs-4.6.2-4.el7 +2

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux 7AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational ToolsAffected—
Red Hat Software CollectionsAffectedNo fix planned: Will not fix
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2017:0002
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2017:0002
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 6.7)Fixed RHSA-2017:0002
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.1)Fixed RHSA-2017:0002
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.2)Fixed RHSA-2017:0002
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.3)Fixed RHSA-2017:0002
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2017:0002
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2017:0002
Not affected: 3 products
  • Red Hat OpenShift Enterprise 2
  • Red Hat OpenShift Enterprise 3
  • Red Hat Software Collections

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-5180
  2. 2026-10-03 Alias added: GHSA-29hr-5wcr-whpc
  3. 2026-10-14 EPSS moved to the 95th–99th percentile

References

Advisory 4

Other 4

Sources

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