Vulnerability Details CVE-2021-3621
A flaw was found in SSSD, where the sssctl command was vulnerable to shell command injection via the logs-fetch and cache-expire subcommands. This flaw allows an attacker to trick the root user into running a specially crafted sssctl command, such as via sudo, to gain root access. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.005
EPSS Ranking 66.6%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 9.3
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1975142
- https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html
- https://sssd.io/release-notes/sssd-2.6.0.html
- https://bugzilla.redhat.com/show_bug.cgi?id=1975142
- https://lists.debian.org/debian-lts-announce/2023/05/msg00028.html
- https://sssd.io/release-notes/sssd-2.6.0.html
Products affected by CVE-2021-3621
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cpe:2.3:a:fedoraproject:sssd:2.6.0
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cpe:2.3:a:redhat:virtualization:4.0
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cpe:2.3:a:redhat:virtualization_host:4.0
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cpe:2.3:o:fedoraproject:fedora:34
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cpe:2.3:o:redhat:enterprise_linux:6.0
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cpe:2.3:o:redhat:enterprise_linux:7.0
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:redhat:enterprise_linux_eus:8.1
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cpe:2.3:o:redhat:enterprise_linux_eus:8.2
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cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2
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cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4
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cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2
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cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4