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SUSE SLES11 Security Update : curl (SUSE-SU-2021:14760-1)

low Nessus Plugin ID 151201

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLES11 / SLES_SAP11 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:14760-1 advisory.

 - curl 7.7 through 7.76.1 suffers from an information disclosure when the `-t` command line option, known as `CURLOPT_TELNETOPTIONS` in libcurl, is used to send variable=content pairs to TELNET servers. Due to a flaw in the option parser for sending NEW_ENV variables, libcurl could be made to pass on uninitialized data from a stack based buffer to the server, resulting in potentially revealing sensitive internal information to the server using a clear-text network protocol. (CVE-2021-22898)

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

Solution

Update the affected packages.

See Also

https://bugzilla.suse.com/1186114

https://www.suse.com/security/cve/CVE-2021-22898

http://www.nessus.org/u?7b8f833a

Plugin Details

Severity: Low

ID: 151201

File Name: suse_SU-2021-14760-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 7/1/2021

Updated: 7/13/2023

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 2.2

CVSS v2

Risk Factor: Low

Base Score: 2.6

Temporal Score: 2

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

CVSS Score Source: CVE-2021-22898

CVSS v3

Risk Factor: Low

Base Score: 3.1

Temporal Score: 2.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:curl, p-cpe:/a:novell:suse_linux:curl-openssl1, p-cpe:/a:novell:suse_linux:libcurl4-openssl1-32bit, p-cpe:/a:novell:suse_linux:libcurl4-32bit, p-cpe:/a:novell:suse_linux:libcurl4-openssl1, cpe:/o:novell:suse_linux:11, p-cpe:/a:novell:suse_linux:libcurl4-openssl1-x86, p-cpe:/a:novell:suse_linux:libcurl4

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: 6/30/2021

Vulnerability Publication Date: 5/28/2021

Reference Information

CVE: CVE-2021-22898

SuSE: SUSE-SU-2021:14760-1