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CVE-2023-27538

Public on 2023-03-22
Modified on 2024-02-01
Description

The curl advisory describes this issue as follows:

libcurl would reuse a previously created connection even when an SSH related option had been changed that should have prohibited reuse.

libcurl keeps previously used connections in a connection pool for subsequent transfers to reuse if one of them matches the setup. However, two SSH settings were left out from the configuration match checks, making them match too easily.

Severity
Medium
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CVSS v3 Base Score
4.5
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Affected Packages

Platform Package Release Date Advisory
Amazon Linux 2 - Core curl 2023-06-05 16:39 ALAS2-2023-2070
Amazon Linux 2023 curl 2023-06-05 16:38 ALAS2023-2023-193

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD CVSSv3 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N