CVE-2023-50269: SQUID-2023:10 Denial of Service in HTTP Request parsing
First published: Thu Dec 14 2023(Updated: )
Last updated 24 July 2024
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/squid | <6.6 | 6.6 |
| Squid Web Proxy Cache | >=3.1<=5.9 | |
| Squid Web Proxy Cache | >=6.0.1<=6.5 | |
| Squid Web Proxy Cache | =2.6 | |
| Squid Web Proxy Cache | =2.7 | |
| Squid Web Proxy Cache | =2.7-stable1 | |
| Squid Web Proxy Cache | =2.7-stable2 | |
| Squid Web Proxy Cache | =2.7-stable3 | |
| Squid Web Proxy Cache | =2.7-stable4 | |
| Squid Web Proxy Cache | =2.7-stable5 | |
| Squid Web Proxy Cache | =2.7-stable6 | |
| Squid Web Proxy Cache | =2.7-stable7 | |
| Squid Web Proxy Cache | =2.7-stable8 | |
| Squid Web Proxy Cache | =2.7-stable9 | |
| debian/squid | 4.13-10+deb11u3 5.7-2+deb12u2 6.13-1 |
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Reference Links
- http://www.squid-cache.org/Versions/v5/SQUID-2023_10.patch
- http://www.squid-cache.org/Versions/v6/SQUID-2023_10.patch
- https://github.com/squid-cache/squid/security/advisories/GHSA-wgq4-4cfg-c4x3
- https://lists.debian.org/debian-lts-announce/2024/01/msg00003.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A5QASTMCUSUEW3UOMKHZJB3FTONWSRXS/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MEV66D3PAAY6K7TWDT3WZBLCPLASFJDC/
- https://security.netapp.com/advisory/ntap-20240119-0005/
- https://launchpad.net/bugs/cve/CVE-2023-50269
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2254686
- https://access.redhat.com/errata/RHSA-2024:0397
- https://access.redhat.com/errata/RHSA-2024:0772
- https://access.redhat.com/errata/RHSA-2024:0773
- https://access.redhat.com/errata/RHSA-2024:0771
- https://access.redhat.com/errata/RHSA-2024:1085
- https://access.redhat.com/errata/RHSA-2024:1153
- https://access.redhat.com/errata/RHSA-2024:1376
- https://access.redhat.com/errata/RHSA-2024:1375
- https://access.redhat.com/errata/RHSA-2024:1787
- https://bugzilla.redhat.com/show_bug.cgi?id=2254663
- https://security-tracker.debian.org/tracker/CVE-2023-50269
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-50269
- https://nvd.nist.gov/vuln/detail/CVE-2023-50269
- https://ubuntu.com/security/CVE-2023-50269
Frequently Asked Questions
What is the severity of CVE-2023-50269?
CVE-2023-50269 has been categorized as a Denial of Service vulnerability, potentially causing service disruptions.
How do I fix CVE-2023-50269?
The recommended fix for CVE-2023-50269 is to upgrade Squid to version 6.6 or later.
Which versions of Squid are affected by CVE-2023-50269?
CVE-2023-50269 affects Squid versions 2.6 through 2.7.STABLE9, versions 3.1 through 5.9, and versions 6.0.1 through 6.5.
Is there a workaround for CVE-2023-50269?
There are currently no official workarounds for the vulnerability; upgrading to a non-vulnerable version is recommended.
What type of attack can exploit CVE-2023-50269?
CVE-2023-50269 can be exploited through Denial of Service attacks specifically targeting HTTP request parsing.
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