CVE-2018-16300

high

Description

The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited recursion.

References

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html

https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES

https://github.com/the-tcpdump-group/tcpdump/commit/af2cf04a9394c1a56227c2289ae8da262828294a

https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html

https://lists.fedoraproject.org/archives/list/[email protected]/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/

https://lists.fedoraproject.org/archives/list/[email protected]/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/

https://lists.fedoraproject.org/archives/list/[email protected]/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/

https://seclists.org/bugtraq/2019/Oct/28

https://www.debian.org/security/2019/dsa-4547

Details

Source: MITRE

Published: 2019-10-03

Updated: 2019-10-11

Type: CWE-674

Risk Information

CVSS v2

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH