SUSE SLES12 Security Update : curl (SUSE-SU-2021:3351-1)

high Nessus Plugin ID 154052

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

The remote SUSE Linux SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3351-1 advisory.

- CVE-2021-22947: Fixed STARTTLS protocol injection via MITM (bsc#1190374).
- CVE-2021-22946: Fixed protocol downgrade required TLS bypassed (bsc#1190373).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected curl, libcurl4 and / or libcurl4-32bit packages.

See Also

https://bugzilla.suse.com/1190373

https://bugzilla.suse.com/1190374

https://www.suse.com/security/cve/CVE-2021-22946

https://www.suse.com/security/cve/CVE-2021-22947

http://www.nessus.org/u?98878f61

Plugin Details

Severity: High

ID: 154052

File Name: suse_SU-2021-3351-1.nasl

Version: 1.5

Type: Local

Agent: unix

Published: 10/13/2021

Updated: 6/26/2026

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.69

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2021-22946

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:curl, p-cpe:/a:novell:suse_linux:libcurl4, p-cpe:/a:novell:suse_linux:libcurl4-32bit

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/12/2021

Vulnerability Publication Date: 9/17/2021

Reference Information

CVE: CVE-2021-22946, CVE-2021-22947

SuSE: SUSE-SU-2021:3351-1