CVE-2023-5371: Memory Allocation with Excessive Size Value in Wireshark

Medium severity · published Oct 4, 2023

CVE-2023-5371

Memory Allocation with Excessive Size Value in Wireshark

6.5

CVSS

0.5%

EPSS

On KEV

Description

RTPS dissector memory leak in Wireshark 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows denial of service via packet injection or crafted capture file

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

Required

Confidentiality

None

Integrity

None

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)0.5% · higher than 44% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Wireshark · Wireshark Foundation

4.0.0 before 4.0.9; 3.6.0 before 3.6.17 · source: vendor, NVD

Affected product

Wireshark

Wireshark Foundation

All Wireshark CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2023-5371

CVE.org

https://www.cve.org/CVERecord?id=CVE-2023-5371

Exploit

https://gitlab.com/wireshark/wireshark/-/issues/19322

Vendor Advisory

https://www.wireshark.org/security/wnpa-sec-2023-27.html

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/34DBP5P2RHQ7XUABPANYYMOGV5KS6VEP/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MADSCHKZSCKQ5NLIX3UMOIJD2JZ65L4V/

security.gentoo.org

https://security.gentoo.org/glsa/202402-09