CVE-2023-2854: BLF file parser crash in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via crafted capture file

Medium severity · published May 26, 2023

CVE-2023-2854

BLF file parser crash in Wireshark 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13 allows denial of service via crafted capture file

6.5

CVSS

0.9%

EPSS

On KEV

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)0.9% · higher than 59% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Debian Linux · Debian

12.0 · source: NVD

Wireshark · Wireshark

3.6.0 before 3.6.14; 4.0.0 before 4.0.6 · source: NVD

Affected product

Debian Linux

Debian

All Debian Linux CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2023-2854

CVE.org

https://www.cve.org/CVERecord?id=CVE-2023-2854

Third Party Advisory

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2854.json

Exploit

https://gitlab.com/wireshark/wireshark/-/issues/19084

Third Party Advisory

https://security.gentoo.org/glsa/202309-02

Third Party Advisory

https://www.debian.org/security/2023/dsa-5429

Vendor Advisory

https://www.wireshark.org/security/wnpa-sec-2023-17.html