Buffer overflow in GNU Gnutls
CVE-2017-7869
GnuTLS before 2017-02-20 has an out-of-bounds write caused by an integer overflow and heap-based buffer overflow related to the cdk_pkt_read function in opencdk/read-packet.c. This issue (which is a subset of the vendor's GNUTLS-SA-2017-3 report) is fixed in 3.5.10.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.028 (86.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 86th percentile — 86.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.028 · newest: 0.028 · change: 0.000
Affected products
Weakness classification (CWE)
References
- bugs.chromium.org/p/oss-fuzz/issues/detail (Third Party Advisory)
- gitlab.com/gnutls/gnutls/commit/51464af713d71802e3c6d5ac15f1a95132a354fe (Patch)
- access.redhat.com/errata/RHSA-2017:2292 (vendor-advisory)
- www.gnutls.org/security.html (Patch, Vendor Advisory)
- www.securityfocus.com/bid/97040 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2017-7869?
- CVE-2017-7869 is a high-severity vulnerability in GNU Gnutls, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2017-04-14.
- How severe is CVE-2017-7869?
- High severity. CVSS v3 base score is 7.5 out of 10.