CVE-2022-27782

curl: TLS and SSH connection too eager reuse

Published Jun 1, 2022 CVSS 3.1 · 7.5 High EPSS 3.1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3085-1 curl security update
Debian DLA Debian DLA DLA-3288-1 curl security update
Debian DSA Debian DSA DSA-5197-1 curl security update
Ubuntu USN Ubuntu USN USN-5412-1 curl vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
hackerone
Published
Updated
Oct 14, 2026, 4:29 PM
Reserved
Mar 23, 2022, 12:00 AM
Status
Modified
Published
Jun 2, 2022, 2:15 PM
Modified
Oct 14, 2026, 5:17 PM
Severity
Moderate
Public date
May 11, 2022, 12:00 AM