CVE-2018-20103 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...
HighCVSS 7.5
EPSS 6.6%
- Published
- Updated
- Exploit status
- No public exploit known
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 products
| Product | Affected versions | Fixed in |
|---|---|---|
| debian/haproxy(Debian:12) | < 1.8.15-1 | 1.8.15-1 |
| debian/haproxy(Debian:13) | < 1.8.15-1 | 1.8.15-1 |
| debian/haproxy(Debian:14) | < 1.8.15-1 | 1.8.15-1 |
| HAProxy | <= 1.8.14 | No fix listed |
| Canonical Ubuntu Linux | = 16.04 | No fix listed |
| Canonical Ubuntu Linux | = 18.04 | No fix listed |
| Canonical Ubuntu Linux | = 18.10 | No fix listed |
| redhat openshift container platform | = 3.11 | No fix listed |
References
- Debian Security Tracker CVE-2018-20103 vendor-advisory
- git.haproxy.org
- 106280 third-party-advisory vdb-entry
- RHBA-2019:0326 third-party-advisory vendor-advisory
- RHBA-2019:0327 third-party-advisory vendor-advisory
- RHSA-2019:1436 vendor-advisory
- [debian-lts-announce] 20220530 [SECURITY] [DLA 3034-1] haproxy security update mailing-list
- USN-3858-1 third-party-advisory vendor-advisory
- bugs.debian.org issue-tracking