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CVE-2021-36369

An issue was discovered in Dropbear through 2020.81. Due to a non-RFC-compliant check of the available authentication methods in the client-side SSH code, it is possible for an SSH server to change...

Published: Oct 12, 2022Updated: May 15, 2025 Sources: CVE List NVD BDU csafCWE-287
7.5HIGH
NVD MITRE
EPSS Score
1.5%
Top 28.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
OpenVAS

Description

SCALANCE XCM-/XRM-300 before V2.4 is affected by multiple vulnerabilities. Siemens has released an update for SCALANCE X-300 and recommends to update to the latest version.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:HIntegrity
High
A:NAvailability
None
Open in CVSS calculator →

Weaknesses

CWE-287

Affected Products

Matt Johnston
oss-projectaka dropbear ssh
Dropbear SSHOn-prem
Communications / email-server-client
dropbear ssh project
oss-projectaka dropbear ssh
dropbear sshOn-prem
Security Products / secure-gateway-vpn
debian
oss-project·GBaka debian gnu/linux
debian linuxOn-premOS
Operating Systems / linux-distro
and 1 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Initial Access
View detailed technique mapping

References

https://github.com/mkj/dropbear/pull/128
github.com
https://github.com/mkj/dropbear/releases/tag/DROPBEAR_2022.82
github.com
https://lists.debian.org/debian-lts-announce/2022/11/msg00015.html
lists.debian.org
and 15 more references View all →

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