CVE-2025-47203
dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.
02 Description
dbclient in Dropbear SSH before 2025.88 allows command injection via an untrusted hostname argument, because a shell is used.
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.58% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 47.9% of scored records. A rank, not a probability.
- NVD base score
- 4.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-05-07 00:00Z1 YR AGO
- Last updated
- 2025-05-17 22:02Z1 YR AGO
- Reserved
- 2025-05-02
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.5)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
- Data version
- 5.1
- Document digest
- e64a47ebd60b5f55354ae2daecc8c7e601c8532356754734edd76d1c78dccaac
05 Affected products
06 References
- github.comhttps://github.com/mkj/dropbear/blob/master/src/cli-main.c
- github.comhttps://github.com/mkj/dropbear/blob/master/CHANGES
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2025/05/09/4
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2025/05/12/6
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2025/05/13/1
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2025/05/13/3
- www.openwall.comhttp://www.openwall.com/lists/oss-security/2025/05/13/10
- lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/05/msg00020.html
07 Fixed in
Arch Linux
- dropbear Fixed in 2025.88-1
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- dropbear Fixed in 2022.83-1+deb12u3
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- dropbear Fixed in 2025.88-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- dropbear Fixed in 2025.88-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- dropbear No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 22.04 LTS
- dropbear No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 24.04 LTS
- dropbear No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 25.10
- dropbear No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 18.04 LTS
- dropbear No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 20.04 LTS
- dropbear No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.