CVE-2022-27782
Published: 11 May 2022
libcurl would reuse a previously created connection even when a TLS or SSHrelated option had been changed that should have prohibited reuse.libcurl keeps previously used connections in a connection pool for subsequenttransfers to reuse if one of them matches the setup. However, several TLS andSSH settings were left out from the configuration match checks, making themmatch too easily.
Notes
| Author | Note |
|---|---|
| alexmurray | Affects curl versions 7.16.1 up to and including 7.83.0 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
curl Launchpad, Ubuntu, Debian |
bionic |
Released
(7.58.0-2ubuntu3.18)
|
| focal |
Released
(7.68.0-1ubuntu2.11)
|
|
| impish |
Released
(7.74.0-1.3ubuntu2.2)
|
|
| jammy |
Released
(7.81.0-1ubuntu1.2)
|
|
| trusty |
Ignored
(regressions likely)
|
|
| upstream |
Released
(7.83.1)
|
|
| xenial |
Ignored
(regressions likely)
|
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 | High |
| Availability impact | None |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |