CVE-2022-40023
Published: 7 September 2022
Sqlalchemy mako before 1.2.2 is vulnerable to Regular expression Denial of Service when using the Lexer class to parse. This also affects babelplugin and linguaplugin.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
mako Launchpad, Ubuntu, Debian |
lunar |
Released
(1.2.4+ds-1)
|
| bionic |
Released
(1.0.7+ds1-1ubuntu0.2)
|
|
| trusty |
Ignored
(end of standard support)
|
|
| upstream |
Released
(1.2.2+ds1-1, 1.2.2)
|
|
| focal |
Released
(1.1.0+ds1-1ubuntu2.1)
|
|
| jammy |
Released
(1.1.3+ds1-2ubuntu0.1)
|
|
| xenial |
Released
(1.0.3+ds1-1ubuntu1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| kinetic |
Released
(1.1.3+ds1-3ubuntu2.1)
|
|
|
Patches: upstream: https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c |
||
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 |
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-40023
- https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c (rel_1_2_2)
- https://github.com/sqlalchemy/mako/issues/366
- https://github.com/sqlalchemy/mako/commit/925760291d6efec64fda6e9dd1fd9cfbd5be068c
- https://pyup.io/vulnerabilities/CVE-2022-40023/50870/
- https://github.com/sqlalchemy/mako/blob/c2f392e0be52dc67d1b9770ab8cce6a9c736d547/mako/ext/extract.py#L21
- https://ubuntu.com/security/notices/USN-5625-1
- https://ubuntu.com/security/notices/USN-5625-2
- NVD
- Launchpad
- Debian