CVE-2020-9273
Publication date 20 February 2020
Last updated 24 July 2024
Ubuntu priority
Cvss 3 Severity Score
In ProFTPD 1.3.7, it is possible to corrupt the memory pool by interrupting the data transfer channel. This triggers a use-after-free in alloc_pool in pool.c, and possible remote code execution.
Status
Package | Ubuntu Release | Status |
---|---|---|
proftpd-dfsg | 24.10 oracular |
Not affected
|
24.04 LTS noble |
Not affected
|
|
22.04 LTS jammy |
Not affected
|
|
20.04 LTS focal |
Not affected
|
|
18.04 LTS bionic |
Vulnerable
|
|
16.04 LTS xenial |
Vulnerable
|
|
14.04 LTS trusty | Not in release |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 8.8 · High |
Attack vector | Network |
Attack complexity | Low |
Privileges required | Low |
User interaction | None |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
References
Other references
- https://github.com/proftpd/proftpd/issues/903
- https://github.com/proftpd/proftpd/commit/d388f7904d4c9a6d0ea54237b8b54a57c19d8d49 (master)
- https://github.com/proftpd/proftpd/commit/e845abc1bd86eebec7a0342fded908a1b0f1996b (1.3.6.c)
- https://github.com/proftpd/proftpd/blob/master/RELEASE_NOTES
- https://www.cve.org/CVERecord?id=CVE-2020-9273