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Vulnerabilities

Vulnerability · CVE-2025-47203

dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.

Published May 7, 2025 · catalog updated May 17, 2025 · Dropbear SSH Project Dropbear SSH

Check if you run it

No confirmed exploitation is on record for CVE-2025-47203. EPSS is 0.59%. Act only if a listed version of Dropbear SSH Project Dropbear SSH is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.59%
Remediation
Version ranges on file
Affected products
vendor Dropbear SSH Project Dropbear SSH 0 <2025.88

dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Dropbear SSH Project Dropbear SSH 0 <2025.880 <2025.88

How to fix CVE-2025-47203

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-47203. EPSS is 0.59%. Act only if a listed version of Dropbear SSH Project Dropbear SSH is installed.

Which versions are affected?

Compare what you have installed with Dropbear SSH Project Dropbear SSH 0 <2025.88 0 <2025.88. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.59%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. May 17, 2025 · EUVD

    Updated

    dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.

  2. Oct 17, 2026 · Arch Linux Security

    Detected

    CVE-2025-47203 is named on the public Arch Linux Security page.

Sources

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.