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CVE-2012-1326
Cisco IronPort Web Security Appliance up to and including 7.5 does not validate the basic constraints of the certificate authority which…
High7.4EPSS 0.66%
- Published
- Updated
- Reserved
- Assigned by
- cisco
Description
Cisco IronPort Web Security Appliance up to and including 7.5 does not validate the basic constraints of the certificate authority which could lead to MITM attacks
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N |
- EPSS (exploitation in 30 days)
- 0.66% · top 49% of all CVEs (3 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.4.
Weakness
- Security Bypass
- CWE-20 (opens in a new tab)
Affected products
Cisco · IronPort Web Security Appliance
- affected <= 7.5
References (2)
- http://www.securityfocus.com/bid/52981 (opens in a new tab)x_refsource_MISCx_transferred
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20120412-CVE-2012-1326 (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)
Record last updated .