CVE-2021-27893 : SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. Connec

SSH Tectia Client and Server before 6.4.19 on Windows allow local privilege escalation in nonstandard conditions. ConnectSecure on Windows is affected.

Published 2021-03-15 15:15:16

Updated 2022-07-12 17:42:04

Source MITRE

View at NVD, CVE.org

Vulnerability category: Gain privilege

Exploit prediction scoring system (EPSS) score for CVE-2021-27893

EPSS FAQ

0.04%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-27893

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.4	MEDIUM	AV:L/AC:M/Au:N/C:P/I:P/A:P	3.4	6.4	NIST
Access Vector: Local Access Complexity: Medium Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
7.0	HIGH	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H	1.0	5.9	NIST
Attack Vector: Local Attack Complexity: High Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

Products affected by CVE-2021-27893

SSH » Tectia Server
Versions before (<) 6.4.19
cpe:2.3:a:ssh:tectia_server:*:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A
SSH » Tectia Client
Versions before (<) 6.4.19
cpe:2.3:a:ssh:tectia_client:*:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A
SSH » Tectia Connectsecure » Version: N/A
cpe:2.3:a:ssh:tectia_connectsecure:-:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows » Version: N/A

Vulnerability Details : CVE-2021-27893

Exploit prediction scoring system (EPSS) score for CVE-2021-27893

CVSS scores for CVE-2021-27893

References for CVE-2021-27893

Products affected by CVE-2021-27893