CVE-2012-1593

CVE-2012-1593 is a low-severity vulnerability in Wireshark with a CVSS 2.0 base score of 3.3. Its EPSS exploit-prediction score of 11% places it in the 95th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

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.

Frequently asked questions

What is CVE-2012-1593?
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.
How severe is CVE-2012-1593?
CVE-2012-1593 has a CVSS 2.0 base score of 3.3, rated low severity.
Is CVE-2012-1593 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 11% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-1593?
CVE-2012-1593 primarily affects Wireshark. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-1593?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-1593 published?
CVE-2012-1593 was published on 2012-04-11 and last updated on 2026-06-16.

References

Affected products (12)

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