CVE-2018-20102
- State
- Published
- Severity
- Not scored
- Published
- Dec 12, 2018
- Updated
- Aug 5, 2024
- Reserved
- Dec 12, 2018
Description
An out-of-bounds read in dns_validate_dns_response in dns.c was discovered in HAProxy through 1.8.14. Due to a missing check when validating DNS responses, remote attackers might be able read the 16 bytes corresponding to an AAAA record from the non-initialized part of the buffer, possibly accessing anything that was left on the stack, or even past the end of the 8193-byte buffer, depending on the value of accepted_payload_size.
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- http://git.haproxy.org/?p=haproxy.git%3Ba=commit%3Bh=efbbdf72992cd20458259962346044cafd9331c0
- USN-3858-1vendor-advisory
- RHBA-2019:0326vendor-advisory
- 106223vdb-entry
- RHBA-2019:0327vendor-advisory
- RHSA-2019:1436vendor-advisory
- [debian-lts-announce] 20220530 [SECURITY] [DLA 3034-1] haproxy security updatemailing-list
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