Auth bypass in Strongswan
CVE-2013-2944
strongSwan 4.3.5 through 5.0.3, when using the OpenSSL plugin for ECDSA signature verification, allows remote attackers to authenticate as other users via an invalid signature.
Vulnerability class: Broken Authentication
EPSS: 0.016 (73.1th percentile) — read the EPSS interpretation.
Affected products
- Strongswan — versions 4.3.5, 4.3.6, 4.3.7
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, x_refsource_DEBIAN)
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, x_refsource_SUSE)
- cve@mitre.org (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2013-2944?
- CVE-2013-2944 is a vulnerability in Strongswan, classified under Improper Authentication. Published 2013-05-02.
- Is CVE-2013-2944 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.