CVE-2025-20138High· 8.8▾ TwilightA vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying operating system of an affected device. This vulnerability is due to insufficient v…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 48.4 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Exploit-prediction probability, daily snapshots since Oct 15.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via CSAF
0.2%
A vulnerability in the CLI of Cisco IOS XR Software could allow an authenticated, local attacker to execute arbitrary commands as root on the underlying operating system of an affected device.
This vulnerability is due to insufficient validation of user arguments that are passed to specific CLI commands. An attacker with a low-privileged account could exploit this vulnerability by using crafted commands at the prompt. A successful exploit could allow the attacker to elevate privileges to root and execute arbitrary commands.
Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability.
This advisory is part of the March 2025 release of the Cisco IOS XR Software Security Advisory Bundled Publication. For a complete list of the advisories and links to them, see Cisco Event Response: March 2025 Semiannual Cisco IOS XR Software Security Advisory Bundled Publication ["https://sec.cloudapps.cisco.com/security/center/viewErp.x?alertId=ERP-75548"].
Cisco IOS XR Software CLI Privilege Escalation Vulnerability. Released 2025-03-12.
Affected:
Cisco has released software updates that address this vulnerability. https://software.cisco.com
Connected by shared product, vendor, weakness, or advisory.
CVE-2025-20115High· 8.6Cisco IOS XR Software Border Gateway Protocol Denial of Service Vulnerability
CVE-2025-20142High· 8.6Cisco IOS XR Software for ASR 9000 Series Routers L2VPN Denial of Service Vulnerability
CVE-2025-20143Medium· 6.7Cisco IOS XR Software Secure Boot Bypass Vulnerability (CVE-2025-20143)
CVE-2025-20146High· 8.6Cisco IOS XR Software for ASR 9000 Series Routers Layer 3 Multicast Routing Denial of Service Vulnerability
CVE-2024-20304High· 8.6Cisco IOS XR Software Packet Memory Exhaustion Vulnerability
CVE-2024-20398High· 8.8Cisco IOS XR Software Local Privilege Escalation Vulnerability