CVE-2012-2394

CVE-2012-2394 is a low-severity vulnerability in Wireshark with a CVSS 2.0 base score of 3.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Description

Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 on the SPARC and Itanium platforms does not properly perform data alignment for a certain structure member, which allows remote attackers to cause a denial of service (application crash) via a (1) ICMP or (2) ICMPv6 Echo Request packet.

Frequently asked questions

What is CVE-2012-2394?
Wireshark 1.4.x before 1.4.13 and 1.6.x before 1.6.8 on the SPARC and Itanium platforms does not properly perform data alignment for a certain structure member, which allows remote attackers to cause a denial of service (application crash) via a (1) ICMP or (2) ICMPv6 Echo Request packet.
How severe is CVE-2012-2394?
CVE-2012-2394 has a CVSS 2.0 base score of 3.3, rated low severity.
Is CVE-2012-2394 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-2394?
CVE-2012-2394 primarily affects Wireshark. In total, 46 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-2394?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-2394 published?
CVE-2012-2394 was published on 2012-06-30 and last updated on 2026-06-16.

References

Affected products (46)

More vulnerabilities in Wireshark

All CVEs affecting Wireshark →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →