CVE-2020-3929
MEDIUMCVSS 5.9/10EPSS 0.51%
Last modified
CVE-2020-3929 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. GeoVision Door Access Control device family employs shared cryptographic private keys for SSH and HTTPS. Attackers may conduct MITM attack with the derived keys and plaintext recover of encrypted messages.. EPSS estimates a 0.51% chance of exploitation in the next 30 days.
Description
GeoVision Door Access Control device family employs shared cryptographic private keys for SSH and HTTPS. Attackers may conduct MITM attack with the derived keys and plaintext recover of encrypted messages.
Metrics
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Usavisionsys | Geovision Gv-As210 Firmware | < 2.21 |
| Usavisionsys | Geovision Gv-As410 Firmware | < 2.21 |
| Usavisionsys | Geovision Gv-As810 Firmware | < 2.21 |
| Usavisionsys | Geovision Gv-As1010 Firmware | < 1.32 |
| Usavisionsys | Geovision Gv-Gf192x Firmware | < 1.10 |
References
- https://www.twcert.org.tw/tw/cp-132-3696-6601c-1.htmlThird Party Advisory
- https://www.twcert.org.tw/tw/cp-132-3696-6601c-1.htmlThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-3929?
GeoVision Door Access Control device family employs shared cryptographic private keys for SSH and HTTPS. Attackers may conduct MITM attack with the derived keys and plaintext recover of encrypted messages.
How severe is CVE-2020-3929?
CVE-2020-3929 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.51% probability of exploitation in the next 30 days.
How do I fix CVE-2020-3929?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2020-3929?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST