Home/CVE/w3m through 0.5.3 does not properly handle temporary files when the ~/.w3m directory is unwritable, which allows a local
CVE

CVE-2018-6198

w3m through 0.5.3 does not properly handle temporary files when the ~/.w3m directory is unwritable, which allows a local

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.

MEDIUM · CVSS 4.7 EPSS 0.00083
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-59Improper Link Resolution Before File Access ('Link Following')
▤

Affected Products & Versions

2
tats w3m<= 0.5.3
canonical ubuntu linuxall versions
▣

Scoring & Timeline

4.7
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD25 Jan 2018 · 03:29 AM
CVSS VectorCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
⚑

Vendor Advisories

4
suse-csafopenSUSE-SU-2024:11504-1
suse-csafSUSE-SU-2019:0776-1
usnUSN-3555-2
usnUSN-3555-1
🔗

References & Sources

7
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
http://www.securityfocus.com/bid/102855Third Party AdvisoryVDB Entry
https://bugs.debian.org/888097Issue TrackingPatchThird Party Advisory
https://github.com/tats/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753PatchThird Party Advisory
https://salsa.debian.org/debian/w3m/commit/18dcbadf2771cdb0c18509b14e4e73505b242753PatchThird Party Advisory
https://usn.ubuntu.com/3555-1/Third Party Advisory
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