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The vulnerability of the OpenSSH cryptographic protection mechanism lies in the lack of protection for service data, which allows attackers to disclose the protected information.

🗓️ 08 Jul 2021 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 2 Views

OpenSSH lacks protection for service data; remote attackers can disclose data via cached host key.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Vulnerability in OpenSSH affects IBM Integrated Analytics System
13 May 202110:23
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerability in OpenSSH affects IBM Integrated Analytics System (Sailfish) [CVE-2020-14145].
27 May 202514:31
–ibm
IBM Security Bulletins		Security Bulletin: IBM Security Guardium Insights is affected by multiple vulnerabilities
12 Jan 202120:04
–ibm
GithubExploit		Exploit for Observable Discrepancy in Openbsd Openssh
17 Oct 202519:10
–githubexploit
GithubExploit		Exploit for Race Condition in Openbsd Openssh
13 Sep 202501:46
–githubexploit
Tenable Nessus		Alibaba Cloud Linux 3 : 0188: openssh (ALINUX3-SA-2022:0188)
14 May 202500:00
–nessus
Tenable Nessus		AlmaLinux 8 : openssh (ALSA-2021:4368)
9 Feb 202200:00
–nessus
Tenable Nessus		CentOS 8 : openssh (CESA-2021:4368)
13 Nov 202100:00
–nessus
Tenable Nessus		EulerOS 2.0 SP8 : openssh (EulerOS-SA-2021-1159)
1 Feb 202100:00
–nessus
Tenable Nessus		EulerOS 2.0 SP9 : openssh (EulerOS-SA-2021-1251)
5 Feb 202100:00
–nessus
Rows per page
Vulners
Node
openbsdopensshRange5.7–8.4
OR
canonicalubuntuMatch14.04
OR
novellsuse_linux_enterprise_serverMatch15-ltss

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01 Jun 2026 00:00Current
6.8Medium risk
Vulners AI Score6.8
CVSS 35.9
CVSS 27.1
EPSS0.02057
OpenSSHservice datahost key cachingremote attackdata disclosure
2