CVE-2025-20182 describes a denial-of-service vulnerability in the Internet Key Exchange version 2 (IKEv2) protocol processing of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software. This flaw, stemming from insufficient input validation, allows an unauthenticated, remote attacker to trigger a device reload by sending crafted IKEv2 traffic. Rated with a CVSS score of 8.6 (High), the vulnerability has a low attack complexity and a high impact on availability, with no confidentiality or integrity impact. Currently, there is no evidence of active exploitation, nor are there public exploit modules available in Metasploit or ExploitDB. Despite a low EPSS score, the vulnerability has garnered some community discussion and media coverage, indicating awareness within the cybersecurity landscape.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
9.8.1CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.8.1:*:*:*:*:*:*:* | ||
9.8.1.5CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.8.1.5:*:*:*:*:*:*:* | ||
9.8.1.7CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.8.1.7:*:*:*:*:*:*:* | ||
9.8.2CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.8.2:*:*:*:*:*:*:* | ||
9.8.2.8CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:9.8.2.8:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.