CVE-2022-46663
Published: 7 February 2023
In GNU Less before 609, crafted data can result in "less -R" not filtering ANSI escape sequences sent to the terminal.
Notes
| Author | Note |
|---|---|
| alexmurray |
affects less versions 566 and later (original bug was introduced in commit 0f810ef16781bf0f59690be63af876bddabf68bf) |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
less
Launchpad, Ubuntu, Debian |
bionic |
Not vulnerable
(code not present)
|
| focal |
Not vulnerable
(code not present)
|
|
| jammy |
Released
(590-1ubuntu0.22.04.1)
|
|
| kinetic |
Released
(590-1ubuntu0.22.10.1)
|
|
| trusty |
Not vulnerable
(code not present)
|
|
| upstream |
Needed
|
|
| xenial |
Not vulnerable
(code not present)
|
|
|
Patches:
upstream: https://github.com/gwsw/less/commit/a78e1351113cef564d790a730d657a321624d79c |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |