QID 239601

Date Published: 2021-09-02

QID 239601: Red Hat Update for sssd (RHSA-2021:3336)

The System Security Services Daemon (SSSD)
service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch (NSS)
and the Pluggable Authentication Modules (PAM)
interfaces toward the system, and a pluggable back-end system to connect to multiple different account sources.

Security Fix(es): sssd: shell command injection in sssctl (CVE-2021-3621)

Affected Products:

Red Hat Enterprise Linux Server 7 x86_64
Red Hat Enterprise Linux Workstation 7 x86_64
Red Hat Enterprise Linux Desktop 7 x86_64
Red Hat Enterprise Linux for IBM z Systems 7 s390x
Red Hat Enterprise Linux for Power, big endian 7 ppc64
Red Hat Enterprise Linux for Scientific Computing 7 x86_64
Red Hat Enterprise Linux for Power, little endian 7 ppc64le

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

On successful exploitation, it could allow an attacker to execute code.

  • CVSS V2 rated as High - 7.5 severity.
    • Solution
    Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.

    Refer to Red Hat security advisory RHSA-2021:3336 to address this issue and obtain more information.

    Vendor References

    CVEs related to QID 239601

    CVE-2021-3621 |
    Software Advisories
    Advisory ID Software Component Link
    RHSA-2021:3336 Red Hat Enterprise Linux URL Logo access.redhat.com/errata/RHSA-2021:3336?language=en
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