Vulnerability CVE-2018-6197
Published: 2018-01-24   Modified: 2018-01-25

Description:
w3m through 0.5.3 is prone to a NULL pointer dereference flaw in formUpdateBuffer in form.c.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
W3m project -> W3M 
Canonical -> Ubuntu linux 

 References:
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00028.html
http://www.securityfocus.com/bid/102846
https://github.com/tats/w3m/commit/7fdc83b0364005a0b5ed869230dd81752ba022e8
https://github.com/tats/w3m/issues/89
https://usn.ubuntu.com/3555-1/
https://usn.ubuntu.com/3555-2/
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