Vulnerability Details : CVE-2020-14145

The client side in OpenSSH 5.7 through 8.4 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client). NOTE: some reports state that 8.5 and 8.6 are also affected.
Published 2020-06-29 18:15:12
Updated 2022-04-28 19:34:18
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2020-14145

Top countries where our scanners detected CVE-2020-14145
Top open port discovered on systems with this issue 22
IPs affected by CVE-2020-14145 32,751,358
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2020-14145!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2020-14145

Probability of exploitation activity in the next 30 days: 0.21%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 58 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-14145

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Source
4.3
 MEDIUM AV:N/AC:M/Au:N/C:P/I:N/A:N
8.6
2.9
 nvd@nist.gov
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
 nvd@nist.gov

CWE ids for CVE-2020-14145

  • The product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-14145

Products affected by CVE-2020-14145

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