CVE-2026-15167: CWE-121: Stack-based Buffer Overflow in Wireshark Foundation Wireshark
DBS Etherwatch file parser crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service
AI Analysis
Technical Summary
CVE-2026-15167 is a stack-based buffer overflow vulnerability in the DBS Etherwatch file parser component of Wireshark Foundation's Wireshark software. It affects versions 4.6.0 through 4.6.6 and 4.4.0 through 4.4.16. The vulnerability allows crafted input files to cause a denial of service by crashing the application. The CVSS 3.1 vector indicates the vulnerability is remotely exploitable without privileges or user interaction and impacts availability only.
Potential Impact
Successful exploitation of this vulnerability results in denial of service by crashing Wireshark when processing specially crafted DBS Etherwatch files. There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround is currently documented. Users should avoid opening untrusted DBS Etherwatch files until a patch is available.
CVE-2026-15167: CWE-121: Stack-based Buffer Overflow in Wireshark Foundation Wireshark
Description
DBS Etherwatch file parser crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service
CVSS v3.1
Score 7.5high
Affected software
pkg:github/wireshark/wiresharkRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-15167 is a stack-based buffer overflow vulnerability in the DBS Etherwatch file parser component of Wireshark Foundation's Wireshark software. It affects versions 4.6.0 through 4.6.6 and 4.4.0 through 4.4.16. The vulnerability allows crafted input files to cause a denial of service by crashing the application. The CVSS 3.1 vector indicates the vulnerability is remotely exploitable without privileges or user interaction and impacts availability only.
Potential Impact
Successful exploitation of this vulnerability results in denial of service by crashing Wireshark when processing specially crafted DBS Etherwatch files. There is no indication of confidentiality or integrity impact. No known exploits are reported in the wild at this time.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround is currently documented. Users should avoid opening untrusted DBS Etherwatch files until a patch is available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- GitLab
- Date Reserved
- 2026-07-08T20:45:33.866Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4ebdf4c9d9e3dbe3bf8a07
Added to database: 07/08/2026, 21:15:32 UTC
Last enriched: 07/16/2026, 10:08:56 UTC
Last updated: 08/22/2026, 22:52:11 UTC
Views: 939
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