CVE-2020-3473 is a privilege escalation vulnerability in Cisco IOS XR Software, specifically affecting task group assignment for a CLI command. An authenticated, local CLI shell user could exploit incorrect command-to-task group mapping to bypass authorization checks and gain full administrative control. This vulnerability carries a high CVSS score of 7.8, indicating a local attack vector with low complexity and high impact on confidentiality, integrity, and availability. There is no known exploit code available (Metasploit, Nuclei, ExploitDB), it is not listed in CISA's KEV catalog, and community discussion and media coverage are minimal.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.0.0, < 7.0.12CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* | ||
>= 7.1.0, < 7.2.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* | ||
>= 5.0.0, < 6.6.3CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* | ||
>= 7.0.0, < 7.0.2CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* | ||
>= 7.1.0, < 7.1.1CPE matchmatch criteria | cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.