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.
Published 2020-06-12 09:15:10
Updated 2020-06-18 00:50:51
Source TWCERT/CC
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2020-3929

0.13%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 47 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2020-3929

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.3
MEDIUM AV:N/AC:M/Au:N/C:P/I:N/A:N
8.6
2.9
NIST
5.9
MEDIUM CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
2.2
3.6
NIST
5.9
MEDIUM CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
2.2
3.6
TWCERT/CC

CWE ids for CVE-2020-3929

  • The product stores or transmits sensitive data using an encryption scheme that is theoretically sound, but is not strong enough for the level of protection required.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-3929

  • https://www.twcert.org.tw/tw/cp-132-3696-6601c-1.html
    TWCERT/CC台灣電腦網路危機處理暨協調中心-資安服務-台灣漏洞揭露平台 (TVN)-TVN (Taiwan Vulnerability Note) 漏洞公告-GeoVision門禁控制設備 - Shared cryptographic keys
    Third Party Advisory

Products affected by CVE-2020-3929

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