National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2018-6836 Detail

Current Description

The netmonrec_comment_destroy function in wiretap/netmon.c in Wireshark through 2.4.4 performs a free operation on an uninitialized memory address, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 9.8 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14397 Exploit Issue Tracking Third Party Advisory
https://code.wireshark.org/review/#/c/25660/ Issue Tracking Patch
https://code.wireshark.org/review/#/c/25660/2/wiretap/netmon.c Patch
https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=28960d79cca262ac6b974f339697b299a1e28fef Issue Tracking Patch

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
2.4.4


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2018-6836
NVD Published Date:
02/08/2018
NVD Last Modified:
03/10/2018