CVE-2023-51385

Openssh vulnerability

CVSS

6.5

EPSS

19.8%

EPSS pct

97th

Exploited

No known

In ssh in OpenSSH before 9.6, OS command injection might occur if a user name or host name has shell metacharacters, and this name is referenced by an expansion token in certain situations. For example, an untrusted Git repository can have a submodule with shell metacharacters in a user name or host name.

Affected vendor

Openbsd

Affected product

Openssh

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Weakness type (CWE)

CWE-78 — OS Command Injection

Published

2023-12-18

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 19.8% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2023-51385

Confirm whether Openbsd Openssh is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2023-51385.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2023-51385

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2023-51385 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

Run a free external exposure scan

Are you exposed to CVE-2023-51385?

Run an instant, non-intrusive external scan to check your attack surface for CVE-2023-51385.

Start free scan

No credit card. Agentless.

Related vulnerabilities

Automation License Manager vulnerability