DoS via GQUIC Dissector Crash in Wireshark 3.6.0-3.6.12 & 4.0.0-4.0.4
CVE-2023-1994 Published on April 12, 2023
GQUIC dissector crash in Wireshark 4.0.0 to 4.0.4 and 3.6.0 to 3.6.12 allows denial of service via packet injection or crafted capture file
Vulnerability Analysis
CVE-2023-1994 is exploitable with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be low. considered to have a small impact on confidentiality and integrity and availability.
Weakness Type
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. NULL pointer dereference issues can occur through a number of flaws, including race conditions, and simple programming omissions.
Products Associated with CVE-2023-1994
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Affected Versions
Wireshark Foundation Wireshark:- Version >=4.0.0, <4.0.5 is affected.
- Version >=3.6.0, <3.6.13 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.