CVE-2023-1161

wireshark: ISO 15765 and ISO 10681 dissector crash

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Severity

Moderate

Red Hat Product Security

7.1

CVSS 3.1

Review impact separately from score.

Published · March 4, 2023

Updated · November 21, 2025

Description

A flaw was found in the ISO 15765 and ISO 10681 dissectors of Wireshark. This issue occurs when decoding malformed packets from a pcap file or from the network, causing an out-of-bounds write, resulting in a Denial of Service and limited memory corruption.

Statement

The ISO 10681 dissector is not available in Wireshark shipped by Red Hat Enterprise Linux 8 and 9 but the ISO 15765 is available in Wireshark shipped by all versions of Red Hat Enterprise Linux.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H

CWE-787 · Out-of-bounds Write