CVE-2022-4344

CVE-2022-4344 is a medium-severity vulnerability in Wireshark with a CVSS 3.x base score of 6.3. 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-400.

Key facts

Description

Memory exhaustion in the Kafka protocol dissector in Wireshark 4.0.0 to 4.0.1 and 3.6.0 to 3.6.9 allows denial of service via packet injection or crafted capture file

Frequently asked questions

What is CVE-2022-4344?
Memory exhaustion in the Kafka protocol dissector in Wireshark 4.0.0 to 4.0.1 and 3.6.0 to 3.6.9 allows denial of service via packet injection or crafted capture file
How severe is CVE-2022-4344?
CVE-2022-4344 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2022-4344 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-4344?
CVE-2022-4344 affects Wireshark. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-4344?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2022-4344 published?
CVE-2022-4344 was published on 2023-01-12 and last updated on 2026-06-17.

References

Affected products (1)

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