High severity · published Jun 16, 2017
CVE-2017-7507
GnuTLS version 3.5.12 and earlier is vulnerable to a NULL pointer dereference while decoding a status response TLS extension with valid contents
7.5
CVSS
3.4%
EPSS
No
On KEV
Description
GnuTLS version 3.5.12 and earlier is vulnerable to a NULL pointer dereference while decoding a status response TLS extension with valid contents. This could lead to a crash of the GnuTLS server application.
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)3.4% · higher than 89% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GN
Gnutls · Gnu
through 3.5.12 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-7507
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-7507
www.debian.org
http://www.debian.org/security/2017/dsa-3884
Third Party Advisory
http://www.securityfocus.com/bid/99102
access.redhat.com
https://access.redhat.com/errata/RHSA-2017:2292
Vendor Advisory
https://www.gnutls.org/security.html#GNUTLS-SA-2017-4
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