CVE-2018-20969
Published: 16 August 2019
do_ed_script in pch.c in GNU patch through 2.7.6 does not block strings beginning with a ! character. NOTE: this is the same commit as for CVE-2019-13638, but the ! syntax is specific to ed, and is unrelated to a shell metacharacter.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
patch Launchpad, Ubuntu, Debian |
bionic |
Released
(2.7.6-2ubuntu1.1)
|
| disco |
Released
(2.7.6-3ubuntu0.1)
|
|
| trusty |
Released
(2.7.1-4ubuntu2.4+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Released
(2.7.6-5)
|
|
| xenial |
Released
(2.7.5-1ubuntu0.16.04.2)
|
|
|
Patches: upstream: https://git.savannah.gnu.org/cgit/patch.git/commit/?id=3fcd042d26d70856e826a42b5f93dc4854d80bf0 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | Required |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |