CVE-2018-20102 (GCVE-0-2018-20102)

Vulnerability from cvelistv5 – Published: 2018-12-12 17:00 – Updated: 2024-08-05 11:51
VLAI?
Summary
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.
Severity ?
No CVSS data available.
CWE
  • n/a
Assigner
References
URL Tags
http://git.haproxy.org/?p=haproxy.git%3Ba=commit%… x_refsource_MISC
https://usn.ubuntu.com/3858-1/ vendor-advisoryx_refsource_UBUNTU
https://access.redhat.com/errata/RHBA-2019:0326 vendor-advisoryx_refsource_REDHAT
http://www.securityfocus.com/bid/106223 vdb-entryx_refsource_BID
https://access.redhat.com/errata/RHBA-2019:0327 vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2019:1436 vendor-advisoryx_refsource_REDHAT
https://lists.debian.org/debian-lts-announce/2022… mailing-listx_refsource_MLIST
Date Public ?
2018-12-12 00:00
Show details on NVD website
To clipboard 

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  }
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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