CVE-2026-13587

medium

Description

A vulnerability was found in seladb PcapPlusPlus 25.05. The affected element is the function parse_by_block_type of the file light_pcapng.c of the component LightPcapNg Parser. Performing a manipulation of the argument captured_packet_length results in heap-based buffer overflow. It is possible to initiate the attack remotely. The attack's complexity is rated as high. The exploitability is described as difficult. The exploit has been made public and could be used.

References

https://vuldb.com/vuln/374590/cti

https://vuldb.com/vuln/374590

https://vuldb.com/submit/844479

https://vuldb.com/cve/CVE-2026-13587

https://github.com/user-attachments/files/28207967/poc.zip

https://github.com/seladb/PcapPlusPlus/issues/2149

https://github.com/seladb/PcapPlusPlus/

Details

Source: Mitre, NVD

Published: 2026-06-29

Updated: 2026-06-29

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:N/I:N/A:P

Severity: Low

CVSS v3

Base Score: 3.7

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

Severity: Low

CVSS v4

Base Score: 6.3

Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Severity: Medium