CVE-2021-21956
Last modified
CVE-2021-21956 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. EPSS estimates a 1.27% chance of exploitation in the next 30 days.
Description
A php unserialize vulnerability exists in the Ai-Bolit functionality of CloudLinux Inc Imunify360 5.10.2. A specially-crafted malformed file can lead to potential arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cloudlinux | Imunify360 | 5.8 |
| Cloudlinux | Imunify360 | 5.9 |
| Cloudlinux | Imunify360 | 5.10.2 |
References
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383Exploit, Third Party Advisory
- https://talosintelligence.com/vulnerability_reports/TALOS-2021-1383Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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