Vulnerability in OpenSSL
CVE-2011-3207
crypto/x509/x509_vfy.c in OpenSSL 1.0.x before 1.0.0e does not initialize certain structure members, which makes it easier for remote attackers to bypass CRL validation by using a nextUpdate value corresponding to a time in the past.
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.0 (Medium). Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.044 (90.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 90.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: 0.000
Affected products
- OpenSSL — versions 1.0.0, 1.0.0a, 1.0.0b
Weakness classification (CWE)
Public proof-of-concept exploits
References
- marc.info/ (vendor-advisory)
- www-01.ibm.com/support/docview.wss
- lists.fedoraproject.org/pipermail/package-announce/2012-November/092905.html (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2011-September/065744.html (vendor-advisory)
- cvs.openssl.org/chngview (Patch)
- secunia.com/advisories/45956 (third-party-advisory)
- www.mandriva.com/security/advisories (vendor-advisory)
- lists.fedoraproject.org/pipermail/package-announce/2011-September/065712.html (vendor-advisory)
- support.apple.com/kb/HT5784
- lists.apple.com/archives/security-announce/2013/Jun/msg00000.html (vendor-advisory)
Frequently asked questions
- What is CVE-2011-3207?
- CVE-2011-3207 is a vulnerability in OpenSSL, classified under CWE-264. Published 2011-09-22.
- Is CVE-2011-3207 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.