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Vulnerability · Published Oct 4, 2023 · Assigned by GitLab

CVE-2023-5371Memory Allocation with Excessive Size Value in Wireshark

Medium 5.3

In plain English

A medium-severity security flaw in Wireshark from Wireshark Foundation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 44% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.5%top 56.1% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

RTPS dissector memory leak in Wireshark 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows denial of service via packet injection or crafted capture file

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Alpine:v3.20wireshark4.0.10-r0ALPINE-CVE-2023-5371
Alpine:v3.21wireshark4.0.10-r0ALPINE-CVE-2023-5371
Alpine:v3.22wireshark4.0.10-r0ALPINE-CVE-2023-5371
Alpine:v3.23wireshark4.0.10-r0ALPINE-CVE-2023-5371
Alpine:v3.24wireshark4.0.10-r0ALPINE-CVE-2023-5371
Debian:12wireshark4.0.11-1~deb12u1DEBIAN-CVE-2023-5371
Debian:12wireshark4.0.11-1~deb12u1DSA-5559-1
Debian:13wireshark4.0.10-1DEBIAN-CVE-2023-5371
Debian:14wireshark4.0.10-1DEBIAN-CVE-2023-5371
Ubuntu:24.04:LTSwireshark4.2.2-1.1build3UBUNTU-CVE-2023-5371

Affected products (as reported)

VendorProductVersions
Wireshark Foundation Wireshark 4.0.0 – before 4.0.93.6.0 – before 3.6.17

Weakness: CWE-789 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

References