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CVE-2005-0173
squid_ldap_auth in Squid 2.5 and earlier allows remote authenticated users to bypass username-based Access Control Lists (ACLs) via a…
High7.5EPSS 31.9%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
squid_ldap_auth in Squid 2.5 and earlier allows remote authenticated users to bypass username-based Access Control Lists (ACLs) via a username with a space at the beginning or end, which is ignored by the LDAP server.
Timeline
ID reserved
By mitre
- 10 days later
· 10 days later
Published
- 20 years later
· 20 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 31.9% · top 1.7% of all CVEs (7 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (14)
- CLA-2005:923 (opens in a new tab)vendor-advisoryx_refsource_CONECTIVAx_transferred
- VU#924198 (opens in a new tab)third-party-advisoryx_refsource_CERT-VNx_transferred
- http://www.squid-cache.org/Versions/v2/2.5/bugs/squid-2.5.STABLE7-ldap_spaces.patch (opens in a new tab)x_refsource_CONFIRMx_transferred
- 12431 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- oval:org.mitre.oval:def:10251 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- FLSA-2006:152809 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- http://www.squid-cache.org/Versions/v2/2.5/bugs/#squid-2.5.STABLE7-ldap_spaces (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2005:061 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- MDKSA-2005:034 (opens in a new tab)vendor-advisoryx_refsource_MANDRAKEx_transferred
- DSA-667 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20050207 [USN-77-1] Squid vulnerabilities (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- SUSE-SA:2005:006 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2005:060 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.squid-cache.org/bugs/show_bug.cgi?id=1187 (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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2005-0173)Record last updated .