CVE-2024-20435
Last modified
CVE-2024-20435 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A vulnerability in the CLI of Cisco AsyncOS for Secure Web Appliance could allow an authenticated, local attacker to execute arbitrary commands and elevate privileges to root. This vulnerability is due to insufficient validation of user-supplied input for the CLI. An attacker could exploit this vulnerability by authenticating to the system and executing a crafted command on the affected device. EPSS estimates a 0.16% chance of exploitation in the next 30 days.
Description
A vulnerability in the CLI of Cisco AsyncOS for Secure Web Appliance could allow an authenticated, local attacker to execute arbitrary commands and elevate privileges to root. This vulnerability is due to insufficient validation of user-supplied input for the CLI. An attacker could exploit this vulnerability by authenticating to the system and executing a crafted command on the affected device. A successful exploit could allow the attacker to execute arbitrary commands on the underlying operating system and elevate privileges to root. To successfully exploit this vulnerability, an attacker would need at least guest credentials.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Asyncos | 11.7.0-406 |
| Cisco | Asyncos | 11.7.0-418 |
| Cisco | Asyncos | 11.7.1-006 |
| Cisco | Asyncos | 11.7.1-020 |
| Cisco | Asyncos | 11.7.1-049 |
| Cisco | Asyncos | 11.7.2-011 |
| Cisco | Asyncos | 11.8.0-414 |
| Cisco | Asyncos | 11.8.1-023 |
| Cisco | Asyncos | 11.8.3-018 |
| Cisco | Asyncos | 11.8.3-021 |
| Cisco | Asyncos | 12.0.1-268 |
| Cisco | Asyncos | 12.0.3-007 |
| Cisco | Asyncos | 12.5.1-011 |
| Cisco | Asyncos | 12.5.2-007 |
| Cisco | Asyncos | 12.5.4-005 |
| Cisco | Asyncos | 12.5.5-004 |
| Cisco | Asyncos | 12.5.6-008 |
| Cisco | Asyncos | 14.0.2-012 |
| Cisco | Asyncos | 14.0.3-014 |
| Cisco | Asyncos | 14.0.4-005 |
| Cisco | Asyncos | 14.0.5-007 |
| Cisco | Asyncos | 14.5.0-498 |
| Cisco | Asyncos | 14.5.1-016 |
| Cisco | Asyncos | 14.5.2-011 |
| Cisco | Asyncos | 15.0.0-322 |
| Cisco | Asyncos | 15.0.0-355 |
| Cisco | Asyncos | 15.1.0-287 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
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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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