CVE-2026-15167
wireshark: Wireshark: Denial of Service via DBS Etherwatch file parser crash
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · July 9, 2026
Updated · July 10, 2026
Description
A flaw was found in Wireshark. A remote attacker could exploit a vulnerability in the DBS Etherwatch file parser, leading to a crash of the application. This could result in a denial of service, making the Wireshark application unavailable to users.
Statement
Moderate: A denial of service vulnerability exists in Wireshark's DBS Etherwatch file parser. This flaw allows a remote attacker to trigger an application crash by processing a specially crafted file, impacting the availability of the network analysis tool. The vulnerability requires user interaction to open a malicious file or process untrusted network captures.
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
Users should avoid opening or processing untrusted DBS Etherwatch files with Wireshark. Exercise caution when handling network capture files from unknown or suspicious sources. This operational control helps prevent the application from crashing due to malicious input.
CVSS / CWE
CVSS 3.1 · 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE-1286 · Improper Validation of Syntactic Correctness of Input