RHEL 7 : lasso (RHSA-2021:2989)

high Nessus Plugin ID 152355
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Synopsis

The remote Red Hat host is missing a security update.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:2989 advisory.

- lasso: XML signature wrapping vulnerability when parsing SAML responses (CVE-2021-28091)

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 lasso, lasso-devel and / or lasso-python packages.

See Also

https://cwe.mitre.org/data/definitions/345.html

https://cwe.mitre.org/data/definitions/347.html

https://access.redhat.com/security/cve/CVE-2021-28091

https://access.redhat.com/errata/RHSA-2021:2989

https://bugzilla.redhat.com/1940089

Plugin Details

Severity: High

ID: 152355

File Name: redhat-RHSA-2021-2989.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/9/2021

Updated: 10/7/2021

Dependencies: ssh_get_info.nasl, redhat_repos.nasl

Risk Information

CVSS Score Source: CVE-2021-28091

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

Temporal Vector: E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:lasso, p-cpe:/a:redhat:enterprise_linux:lasso-devel, p-cpe:/a:redhat:enterprise_linux:lasso-python

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/2/2021

Vulnerability Publication Date: 6/2/2021

Reference Information

CVE: CVE-2021-28091

RHSA: 2021:2989

CWE: 345, 347