Description
A vulnerability in the web UI feature of Cisco IOS XE Software could allow an authenticated, remote attacker to inject commands with the privileges of root. This vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted input to the web UI. A successful exploit could allow the attacker to inject commands to the underlying operating system with root privileges.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Cisco | Cisco IOS XE Software | 16.1.1, 16.1.2, 16.1.3, 16.2.1, 16.2.2, 16.3.1, 16.3.2, 16.3.3, 16.3.1a, 16.3.4, 16.3.5, 16.3.5b, 16.3.6, 16.3.7, 16.3.8, 16.3.9, 16.3.10, 16.3.11, 16.4.1, 16.4.2, 16.4.3, 16.5.1, 16.5.1a, 16.5.1b, 16.5.2, 16.5.3, 16.6.1, 16.6.2, 16.6.3, 16.6.4, 16.6.5, 16.6.4a, 16.6.5a, 16.6.6, 16.6.7, 16.6.8, 16.… | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 2 modules
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Cisco IOX XE Unauthenticated RCE Chain
exploit/linux/misc/cisco_ios_xe_rce
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Cisco IOX XE unauthenticated OS command execution
auxiliary/admin/http/cisco_ios_xe_os_exec_cve_2023_20273
GitHub 1 repository
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smokeintheshell/CVE-2023-20273 ★ 15 · Dec 9, 2023
CVE-2023-20273 Exploit PoC
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Advisories 2
- ICSA-23-297-01 Rockwell Automation Stratix 5800 and Stratix 5200 (UPDATE A) CISA ICS & IT advisories · Nov 21, 2023
- WID-SEC-2023-2658 Cisco IOS XE: Schwachstellen ermöglichten Administrativen Zugriff BSI CERT-Bund (WID) · Oct 22, 2023