CVE-2023-1993: LISP dissector large loop 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

Medium severity · published Apr 12, 2023

CVE-2023-1993

LISP dissector large loop 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

6.5

CVSS

4.1%

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)4.1% · higher than 91% 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, <4.0.5; >=3.6.0, <3.6.13 · source: vendor, NVD

Debian Linux · Debian

10.0; 12.0 · source: NVD

Fedora · Fedoraproject

36; 37; 38 · source: NVD

Affected product

Wireshark

Wireshark Foundation

All Wireshark CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2023-1993

CVE.org

https://www.cve.org/CVERecord?id=CVE-2023-1993

Third Party Advisory

https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-1993.json

Exploit

https://gitlab.com/wireshark/wireshark/-/issues/18900

Mailing List

https://lists.debian.org/debian-lts-announce/2023/04/msg00029.html

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EHLTD25WNQSPQNELX52UH6YLP4TBLKTT/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FZA7IMATNNQPLIM6WMRPM3T5ZY24NRR2/

lists.fedoraproject.org

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PFJERBHVWYLYWXO2B3V47QH66IEB6EZ3/