Vulnerability Details : 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. This could lead to a crash of the GnuTLS server application.
Vulnerability category: Memory Corruption
Products affected by CVE-2017-7507
- cpe:2.3:a:gnu:gnutls:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7507
28.45%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 96 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7507
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2017-7507
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7507
-
http://www.debian.org/security/2017/dsa-3884
Debian -- Security Information -- DSA-3884-1 gnutls28
-
http://www.securityfocus.com/bid/99102
GnuTLS CVE-2017-7507 NULL Pointer Dereference Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHSA-2017:2292
RHSA-2017:2292 - Security Advisory - Red Hat Customer Portal
-
https://www.gnutls.org/security.html#GNUTLS-SA-2017-4
GnuTLSVendor Advisory
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