VulnerabilityModified
CVE-2018-6196
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.
HIGH 7.5EPSS 2.94%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.94%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.94% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-835
- Affected
- tats/w3m · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
- https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92Patch, Third Party Advisory
- https://github.com/tats/w3m/issues/88Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/04/msg00025.html
- https://usn.ubuntu.com/3555-1/Third Party Advisory
- https://usn.ubuntu.com/3555-2/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
- https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92Patch, Third Party Advisory
- https://github.com/tats/w3m/issues/88Exploit, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/04/msg00025.html
- https://usn.ubuntu.com/3555-1/Third Party Advisory
- https://usn.ubuntu.com/3555-2/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.