High severity · published Apr 14, 2017
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
7.5
CVSS
2.8%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.8% · higher than 87% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GN
Gnutls · Gnu
through 3.5.9 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-7869
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-7869
Third Party Advisory
http://www.securityfocus.com/bid/97040
access.redhat.com
https://access.redhat.com/errata/RHSA-2017:2292
Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=420
Patch
https://gitlab.com/gnutls/gnutls/commit/51464af713d71802e3c6d5ac15f1a95132a354fe
Patch
https://www.gnutls.org/security.html
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