CVE-2023-4512
HIGHCVSS 7.5/10EPSS 0.49%
Last modified
CVE-2023-4512 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. CBOR dissector crash in Wireshark 4.0.0 to 4.0.6 allows denial of service via packet injection or crafted capture file. EPSS estimates a 0.49% chance of exploitation in the next 30 days.
Description
CBOR dissector crash in Wireshark 4.0.0 to 4.0.6 allows denial of service via packet injection or crafted capture file
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wireshark | Wireshark | >= 4.0.0, <= 4.0.7 |
References
- https://gitlab.com/wireshark/wireshark/-/issues/19144Exploit, Issue Tracking, Patch
- https://www.wireshark.org/security/wnpa-sec-2023-23.htmlIssue Tracking, Vendor Advisory
- https://gitlab.com/wireshark/wireshark/-/issues/19144Exploit, Issue Tracking, Patch
- https://www.wireshark.org/security/wnpa-sec-2023-23.htmlIssue Tracking, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-4512?
CBOR dissector crash in Wireshark 4.0.0 to 4.0.6 allows denial of service via packet injection or crafted capture file
How severe is CVE-2023-4512?
CVE-2023-4512 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.49% probability of exploitation in the next 30 days.
How do I fix CVE-2023-4512?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2023-4512?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST