Cyber Resilience

CVE-2021-27891

High

Published: 15 March 2021

Published
15 March 2021
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0051 66.9th percentile
Risk Priority 18 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-27891 is a high-severity an unspecified weakness vulnerability in Ssh Tectia Client. Its CVSS base score is 8.8 (High).

Operationally, ranked in the top 33.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

SSH Tectia Client and Server before 6.4.19 on Windows have weak key generation. ConnectSecure on Windows is affected.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

ssh
tectia client
≤ 6.4.19
ssh
tectia connectsecure
all versions
ssh
tectia server
≤ 6.4.19

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References