CVE-2021-3621
HIGH WAF: High
CVSS 8.8
Published: 2021-12-23
CWE-77 CWE-78
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.
WAF Coverage Analysis
Command Injection
High WAF Coverage
OWASP: A03:2021 Injection
932xxx - Remote Code Execution
OS Command Injection
High WAF Coverage
OWASP: A03:2021 Injection
932xxx - Remote Code Execution
Affected Software
| Vendor | Product | Version |
|---|---|---|
| fedoraproject | sssd | 2.6.0 |
| redhat | virtualization | 4.0 |
| redhat | virtualization_host | 4.0 |
| redhat | enterprise_linux | 6.0 |
| redhat | enterprise_linux | 7.0 |
| redhat | enterprise_linux | 8.0 |
| redhat | enterprise_linux_eus | 8.1 |
| redhat | enterprise_linux_eus | 8.2 |
| redhat | enterprise_linux_server_aus | 8.2 |
| redhat | enterprise_linux_server_aus | 8.4 |
References
- bugzilla.redhat.com (Issue Tracking, Patch, Third Party Advisory)
- lists.debian.org (Third Party Advisory)
- sssd.io (Release Notes, Third Party Advisory)
- lists.debian.org