CVE-2020-3387 is a critical vulnerability in Cisco SD-WAN vManage Software and several Cisco Integrated Services Routers, stemming from insufficient input sanitization during user authentication. An authenticated, remote attacker can exploit this flaw by sending a crafted response, leading to root-level code execution. This vulnerability carries a high CVSS score of 8.8, indicating a severe impact with full confidentiality, integrity, and availability compromise. Despite its high severity and potential for remote code execution, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 18.3.0CPE matchmatch criteria | cpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:* | ||
>= 18.4.0, < 19.2.3CPE matchmatch criteria | cpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:* | ||
>= 19.3.0, < 20.1.1.1CPE matchmatch criteria | cpe:2.3:o:cisco:sd-wan_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.