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CVE-2015-3455
Squid 3.2.x before 3.2.14, 3.3.x before 3.3.14, 3.4.x before 3.4.13, and 3.5.x before 3.5.4, when configured with client-first SSL-bump,…
Low2.6EPSS 11.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Squid 3.2.x before 3.2.14, 3.3.x before 3.3.14, 3.4.x before 3.4.13, and 3.5.x before 3.5.4, when configured with client-first SSL-bump, do not properly validate the domain or hostname fields of X.509 certificates, which allows man-in-the-middle attackers to spoof SSL servers via a valid certificate.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.6 | AV:N/AC:H/Au:N/C:N/I:P/A:N |
- EPSS (exploitation in 30 days)
- 11.4% · top 4.0% of all CVEs (4 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.6.
Weakness
Affected products
n/a
- affected n/a
References (11)
- FEDORA-2016-7b40eb9e29 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- RHSA-2015:2378 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2015:1546 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 74438 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1032221 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- openSUSE-SU-2016:2081 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://advisories.mageia.org/MGASA-2015-0191.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- MDVSA-2015:230 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- http://www.squid-cache.org/Advisories/SQUID-2015_1.txt (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-2015-3455)Record last updated .