CVE-2018-6196

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.

Category

7.5
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.67% Top 30%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/tats/w3m/commit/8354763b90490d4105695df52674d0fcef823e92 third party advisory patch
https://usn.ubuntu.com/3555-2/ third party advisory vendor advisory
https://github.com/tats/w3m/issues/88 patch third party advisory exploit
https://usn.ubuntu.com/3555-1/ third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html vendor advisory
https://lists.debian.org/debian-lts-announce/2020/04/msg00025.html mailing list

Frequently Asked Questions

What is the severity of CVE-2018-6196?
CVE-2018-6196 has been scored as a high severity vulnerability.
How to fix CVE-2018-6196?
To fix CVE-2018-6196, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-6196 being actively exploited in the wild?
It is possible that CVE-2018-6196 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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