CVE-2018-6198

w3m: insecure temporary files creation when ~/.w3m is unwritable

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Severity

Low

Red Hat Product Security

4.3

CVSS 3.0

Review impact separately from score.

Published · January 23, 2018

Updated · November 22, 2025

Description

w3m through 0.5.3 does not properly handle temporary files when the ~/.w3m directory is unwritable, which allows a local attacker to craft a symlink attack to overwrite arbitrary files.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.0 · 4.3
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N

CWE-377 · Insecure Temporary File