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CVE-2022-27782

Publication date 11 May 2022

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

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.

Read the notes from the security team

Status

Package Ubuntu Release Status
curl 22.04 LTS jammy
Fixed 7.81.0-1ubuntu1.2
21.10 impish
Fixed 7.74.0-1.3ubuntu2.2
20.04 LTS focal
Fixed 7.68.0-1ubuntu2.11
18.04 LTS bionic
Fixed 7.58.0-2ubuntu3.18
16.04 LTS xenial Ignored
14.04 LTS trusty Ignored

Notes

alexmurray

Affects curl versions 7.16.1 up to and including 7.83.0

Severity score breakdown

Parameter Value
Base score 7.5 · High
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

References

Related Ubuntu Security Notices (USN)

Other references