Buffer overflow in GNU Gnutls
CVE-2011-4128
Buffer overflow in the gnutls_session_get_data function in lib/gnutls_session.c in GnuTLS 2.12.x before 2.12.14 and 3.x before 3.0.7, when used on a client that performs nonstandard session resumption, allows remote TLS servers to cause a denial of service (application crash) via a large SessionTicket.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v2 metric
CVSS v2 base score 4.3 (Medium). Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.023 (82.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
- GNU Gnutls — versions 2.12.0, 2.12.1, 2.12.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.ubuntu.com/usn/USN-1418-1 (vendor-advisory)
- rhn.redhat.com/errata/RHSA-2012-0531.html (vendor-advisory)
- git.savannah.gnu.org/gitweb/
- openwall.com/lists/oss-security/2011/11/09/2 (mailing-list)
- secunia.com/advisories/48712 (third-party-advisory)
- www.gnu.org/software/gnutls/security.html
- lists.fedoraproject.org/pipermail/package-announce/2012-April/077071.html (vendor-advisory)
- bugzilla.redhat.com/show_bug.cgi
- rhn.redhat.com/errata/RHSA-2012-0488.html (vendor-advisory)
- secunia.com/advisories/48596 (third-party-advisory)
Frequently asked questions
- What is CVE-2011-4128?
- CVE-2011-4128 is a vulnerability in GNU Gnutls, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. Published 2011-12-08.
- Is CVE-2011-4128 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.