CVE-2020-9760
Published: 23 March 2020
An issue was discovered in WeeChat before 2.7.1 (0.3.4 to 2.7 are affected). When a new IRC message 005 is received with longer nick prefixes, a buffer overflow and possibly a crash can happen when a new mode is set for a nick.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
weechat Launchpad, Ubuntu, Debian |
bionic |
Released
(1.9.1-1ubuntu1+esm1)
Available with Ubuntu Pro |
| eoan |
Ignored
(end of life)
|
|
| focal |
Not vulnerable
(2.7.1-1)
|
|
| groovy |
Ignored
(end of life)
|
|
| hirsute |
Ignored
(end of life)
|
|
| impish |
Ignored
(end of life)
|
|
| jammy |
Not vulnerable
(2.7.1-1)
|
|
| kinetic |
Ignored
(end of life, was needed)
|
|
| lunar |
Not vulnerable
(3.6-1)
|
|
| trusty |
Does not exist
|
|
| upstream |
Released
(2.7.1-1)
|
|
| xenial |
Released
(1.4-2ubuntu0.1+esm1)
Available with Ubuntu Pro |
|
|
Patches: upstream: https://github.com/weechat/weechat/commit/694b5c9f874d7337cd2e03761e0de435275dd64d upstream: https://github.com/weechat/weechat/commit/40ccacb4330a64802b1f1e28ed9a6b6d3ca9197f |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |