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TI-2017-03318 Aliases CVE-2017-5203GHSA-qgr8-4rwr-q6j4

The BOOTP parser in tcpdump before 4.9.0 has a buffer overflow in print-bootp.c:bootp_print().

Priority MEDIUM 49CWE-119Published · 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: 4 fixed, 2 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.

Summary

The BOOTP parser in tcpdump before 4.9.0 has a buffer overflow in print-bootp.c:bootp_print().

Why it matters now

EPSS 0.03777 90th percentileScored 2026-11-07
Fix Partial Red Hat: 1 advisoryRed Hat: 4 fixed, 2 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 · 12

CPEVersionsRoleVendor
cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*before 4.9.0VulnerableThe Tcpdump Group
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*7.4VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*7.4VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*7.5VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
  • cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:* Versions before 4.9.0 Vulnerable ·The Tcpdump Group
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
  • cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* Versions 7.5 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
Show 2 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat

Remediation

Red Hat 1 advisory

  • RHSA-2017:1871 Released 2017-08-01 · Red Hat rating Moderate
    tcpdump security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) tcpdump-14:4.9.0-5.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) tcpdump-14:4.9.0-5.el7
    • Red Hat Enterprise Linux Server (v. 7) tcpdump-14:4.9.0-5.el7
    • Red Hat Enterprise Linux Workstation (v. 7) tcpdump-14:4.9.0-5.el7

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 Client (v. 7)Fixed RHSA-2017:1871
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2017:1871
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2017:1871
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2017:1871

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-5203
  2. 2026-10-03 Alias added: GHSA-qgr8-4rwr-q6j4
  3. 2026-11-07 EPSS moved to the 90th–95th percentile

References

Advisory 3

Other 1

Sources

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