CVE-2025-47203: dropbear_ssh_project dropbear_ssh
Vulnerability summary
CVE-2025-47203 is a medium (CVSS 4.5) vulnerability in dropbear_ssh_project dropbear_ssh. EPSS estimates a 0.59% chance of exploitation in the next 30 days, higher than 48.2% of scored vulnerabilities.
Not severe (CVSS 4.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Timeline
- 07-05-2025PublishedVulnerability first disclosed.
- 17-05-2025Last modifiedVulnerability information updated.
Description
dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.
CVSS metrics
5 scores · 5 sources · 1 version- OSV · AlpineEcosystem advisory · calculated4.5MediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
- OSV · UbuntuEcosystem advisory · calculated4.5MediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
- OSV · DebianEcosystem advisory · calculated4.5MediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
- NVDNIST4.5MediumCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
EPSS trend
Probability
0.59%
Chance of exploitation in the next 30 days
Percentile
48%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.59% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Known conditions: local access, no authentication, no user interaction (CVSS vector). Other conditions: not stated in public data.
Alpine1 product
- dropbear< 2025.88-r0
Debian1 product
- dropbear< 2022.83-1+deb12u3 | < 2025.88-1 | < 2020.81-3+deb11u3
Dropbear_ssh_project1 product
- dropbear_ssh< 2025.88
Mageia1 product
- dropbear< 2022.83-2.2.mga9
Ubuntu1 product
- dropbearAll versions (No fix recorded)
5 vendors · 5 products
