Memory corruption in Wireshark - CVE-2018-5336

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Main Vulnerability Database Vulnerabilities #VU10006

Memory corruption in Wireshark - CVE-2018-5336

Published: January 12, 2018 / Updated: January 13, 2018


Vulnerability identifier: #VU10006
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2018-5336
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to boundary error in epan/tvbparse.c within JSON, XML, NTP, XMPP, and GDB dissectors. A remote attacker can create perform a denial of service (DoS) attack.


Affected software

Wireshark
Debian Linux
wireshark (Alpine package)

How to mitigate CVE-2018-5336

Upgrade to Wireshark 2.4.4, 2.2.12 or later.

wireshark (Alpine package) - update to 2.2.12-r0

External References

Related Security Bulletins