CVE-2018-6196 Information

Description

w3m through 0.5.3 is prone to an infinite recursion flaw in HTMLlineproc0 because the feed_table_block_tag function in table.c does not prevent a negative indent value.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92 https://github.com/tats/w3m/issues/88 https://lists.debian.org/debian-lts-announce/2020/04/msg00025.html https://usn.ubuntu.com/3555-1/ https://usn.ubuntu.com/3555-2/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5