CVE-2021-1528 describes a privilege escalation vulnerability in the Command Line Interface (CLI) of Cisco SD-WAN Software. An authenticated, local attacker can exploit this flaw due to improper access restrictions on privileged processes, allowing them to execute commands with root privileges. This vulnerability carries a CVSS score of 7.8 (High), indicating a significant impact on confidentiality, integrity, and availability, with low attack complexity. While no public exploit code (Metasploit, Nuclei, ExploitDB) is currently available and it's not listed in CISA's KEV catalog, there has been limited community discussion and media coverage, suggesting some awareness of the issue.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 20.4, < 20.4.2CPE matchmatch criteria | cpe:2.3:a:cisco:catalyst_sd-wan_manager:*:*:*:*:*:*:*:* | ||
>= 20.5, < 20.5.1CPE matchmatch criteria | cpe:2.3:a:cisco:catalyst_sd-wan_manager:*:*:*:*:*:*:*:* | ||
>= 20.4, < 20.4.2CPE matchmatch criteria | cpe:2.3:a:cisco:sd-wan_vbond_orchestrator:*:*:*:*:*:*:*:* | ||
>= 20.5, < 20.5.1CPE matchmatch criteria | cpe:2.3:a:cisco:sd-wan_vbond_orchestrator:*:*:*:*:*:*:*:* | ||
>= 20.4, < 20.4.2CPE matchmatch criteria | cpe:2.3:a:cisco:vsmart_controller:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/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.