CVE-2018-6198
Published: 24 January 2018
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.
Priority
Severity score breakdown
Parameter | Value |
---|---|
Base score | 4.7 |
Attack vector | Local |
Attack complexity | High |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | High |
Availability impact | None |
Vector | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-6198
- https://github.com/tats/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753
- https://bugs.debian.org/888097
- https://salsa.debian.org/debian/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753
- https://ubuntu.com/security/notices/USN-3555-1
- https://ubuntu.com/security/notices/USN-3555-2
- NVD
- Launchpad
- Debian