Vulnerability in Yassl Cyassl
CVE-2014-2900
wolfSSL CyaSSL before 2.9.4 does not properly validate X.509 certificates with unknown critical extensions, which allows man-in-the-middle attackers to spoof servers via crafted X.509 certificate.
Vulnerability class: POODLE (CVE-2014-3566)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.8 (Medium). Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.010 (60.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Yassl Cyassl — versions 0.2.0, 0.3.0, 0.4.0
Weakness classification (CWE)
References
- www.wolfssl.com/yaSSL/Blog/Entries/2014/4/11_wolfSSL_Security_Advisory__April_9… (Vendor Advisory)
- www.wolfssl.com/yaSSL/Docs-cyassl-changelog.html
- security.gentoo.org/glsa/201612-53 (vendor-advisory)
- seclists.org/oss-sec/2014/q2/126 (mailing-list)
- www.securityfocus.com/bid/66780 (vdb-entry)
- seclists.org/oss-sec/2014/q2/130 (mailing-list)
- secunia.com/advisories/57743 (Vendor Advisory, third-party-advisory)