Vulnerability CVE-2020-9759
Published: 2020-03-23

Description:
An issue was discovered in WeeChat before 2.7.1 (0.4.0 to 2.7 are affected). A malformed message 352 (who) can cause a NULL pointer dereference in the callback function, resulting in a crash.

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
Weechat -> Weechat 

 References:
https://github.com/weechat/weechat/commit/9904cb6d2eb40f679d8ff6557c22d53a3e3dc75a
https://lists.debian.org/debian-lts-announce/2020/03/msg00031.html
https://security.gentoo.org/glsa/202003-51
https://weechat.org/doc/security/
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