CVEvulnerability

CVE-2018-20103

7.5 HIGH Published 2018-12-12 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-12-12
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-835

Description

An issue was discovered in dns.c in HAProxy through 1.8.14. In the case of a compressed pointer, a crafted packet can trigger infinite recursion by making the pointer point to itself, or create a long chain of valid pointers resulting in stack exhaustion.

Affected configurations

• haproxy haproxy (<= 1.8.14) • canonical ubuntu linux 16.04 • canonical ubuntu linux 18.04 • canonical ubuntu linux 18.10 • redhat openshift container platform 3.11

Related

Weakness · CWE (1)

  • CWE-835 Loop with Unreachable Exit Condition weakness

References