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CVE-2012-1593

LowPublished

epan/dissectors/packet-ansi_a.c in the ANSI A dissector in Wireshark 1.4.x before 1.4.12 and 1.6.x before 1.6.6 allows remote attackers to cause a denial of...

Published: Apr 11, 2012
Updated: Aug 6, 2024
Assigning CNA: redhat
Evidence observed: Apr 19, 2012

Primary CVSS

3.3/ 10Low

nvd · CVSS 2.0

AV:A/AC:L/Au:N/C:N/I:N/A:P

EPSS probability estimate

11.2%

Moderate · next 30 days

Percentile: 95.8%
Model date: Sep 21, 2026

EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.

Summary

epan/dissectors/packet-ansi_a.c in the ANSI A dissector in Wireshark 1.4.x before 1.4.12 and 1.6.x before 1.6.6 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a malformed packet.

Sources

Wireshark - 'call_dissector()' Null Pointer Dereference Denial of ServiceExploit
Wireshark · multiple · Apr 19, 2012

Responsible use

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