Auth bypass in Strongswan
CVE-2014-2338
IKEv2 in strongSwan 4.0.7 before 5.1.3 allows remote attackers to bypass authentication by rekeying an IKE_SA during (1) initiation or (2) re-authentication, which triggers the IKE_SA state to be set to established.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v2 metric
CVSS v2 base score 6.4 (Medium). Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.024 (83.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 83.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Strongswan — versions 4.0.7, 4.1.0, 4.1.1
Weakness classification (CWE)
References
- lists.opensuse.org/opensuse-updates/2014-05/msg00064.html (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2014-04/msg00010.html (vendor-advisory)
- lists.opensuse.org/opensuse-updates/2014-05/msg00066.html (vendor-advisory)
- www.debian.org/security/2014/dsa-2903 (vendor-advisory)
- secunia.com/advisories/57823 (third-party-advisory)
- www.securityfocus.com/bid/66815 (vdb-entry)
- www.strongswan.org/blog/2014/04/14/strongswan-authentication-bypass-vulnerabili… (Vendor Advisory)