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CVE-2007-0248
The aclMatchExternal function in Squid before 2.6.STABLE7 allows remote attackers to cause a denial of service (crash) by causing an…
Medium5.0EPSS 7.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
The aclMatchExternal function in Squid before 2.6.STABLE7 allows remote attackers to cause a denial of service (crash) by causing an external_acl queue overload, which triggers an infinite loop.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 7.1% · top 5.8% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (14)
- http://www.squid-cache.org/Versions/v2/2.6/squid-2.6.STABLE7-RELEASENOTES.html#s12 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 22203 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 23921 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 23946 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- ADV-2007-0199 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- GLSA-200701-22 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- SUSE-SA:2007:012 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- MDKSA-2007:026 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- squid-externalacl-dos(31525) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- USN-414-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- 23805 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 23767 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 23889 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://www.squid-cache.org/bugs/show_bug.cgi?id=1848 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2007-0248)Record last updated .