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CVE-2018-6196

Date: January 24, 2018

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.

Language: C

Severity Score

Related Resources (11)

https://github.com/tats/w3m/issues/88
https://usn.ubuntu.com/3555-2/
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
https://usn.ubuntu.com/3555-1/
https://security-tracker.debian.org/tracker/CVE-2018-6196
https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92
https://access.redhat.com/security/cve/CVE-2018-6196
https://nvd.nist.gov/vuln/detail/CVE-2018-6196
https://lists.debian.org/debian-lts-announce/2020/04/msg00025.html
https://people.canonical.com/~ubuntu-security/cve/CVE-2018-6196
https://www.mend.io/vulnerability-database/CVE-2018-6196

Severity Score

Weakness Type (CWE)

Uncontrolled Resource Consumption

CWE-400

Loop with Unreachable Exit Condition ('Infinite Loop')

CWE-835

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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