CVE-2020-3929 involves GeoVision Door Access Control devices (GV-AS1010, GV-AS210, GV-AS410, GV-AS810 series) using shared cryptographic private keys for SSH and HTTPS. This critical flaw allows attackers to conduct Man-in-the-Middle (MITM) attacks by deriving these keys, potentially leading to the plaintext recovery of encrypted communications. The vulnerability has a CVSS score of 5.9 (Medium), indicating a network-based attack with high complexity, requiring no user interaction, and primarily impacting confidentiality. While there is no evidence of active exploitation, nor publicly available exploit code in Metasploit or ExploitDB, the vulnerability has garnered some community discussion and media coverage, including an article from BleepingComputer.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.21CPE matchmatch criteria | cpe:2.3:o:usavisionsys:geovision_gv-as210_firmware:*:*:*:*:*:*:*:* | ||
< 2.21CPE matchmatch criteria | cpe:2.3:o:usavisionsys:geovision_gv-as410_firmware:*:*:*:*:*:*:*:* | ||
< 2.21CPE matchmatch criteria | cpe:2.3:o:usavisionsys:geovision_gv-as810_firmware:*:*:*:*:*:*:*:* | ||
< 1.32CPE matchmatch criteria | cpe:2.3:o:usavisionsys:geovision_gv-as1010_firmware:*:*:*:*:*:*:*:* | ||
< 1.10CPE matchmatch criteria | cpe:2.3:o:usavisionsys:geovision_gv-gf192x_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.