CVE-2018-6196
HIGH severity · CVSS 7.5 · CWE-835
7.5CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactNone
Integrity impactNone
Availability impactHigh
Exploit probability (EPSS)3%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92 ↗
Additional information
- NVD record
- https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92Patch
- https://github.com/tats/w3m/issues/88Patch
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
- https://lists.debian.org/debian-lts-announce/2020/04/msg00025.html
- https://usn.ubuntu.com/3555-1/Advisory
- https://usn.ubuntu.com/3555-2/Advisory