Vulnerability 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 Score
7.5
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tats | W3M | <= 0.5.3 |
| Canonical | Ubuntu Linux | 12.04 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
- https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92PatchThird Party Advisory
- https://github.com/tats/w3m/issues/88ExploitPatchThird 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/8354763b90490d4105695df52674d0fcef823e92PatchThird Party Advisory
- https://github.com/tats/w3m/issues/88ExploitPatchThird 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
FAQ
What is CVE-2018-6196?
CVE-2018-6196 is a vulnerability with a CVSS score of 7.5 (HIGH). 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.
How severe is CVE-2018-6196?
CVE-2018-6196 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-6196?
Check the references section above for vendor advisories and patch information. Affected products include: Tats W3M, Canonical Ubuntu Linux.