DEBIAN-CVE-2013-4434

See a problem?
Please try reporting it to the source first.
Source
https://security-tracker.debian.org/tracker/CVE-2013-4434
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2013-4434.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2013-4434
Upstream
Published
2013-10-25T23:55:03Z
Modified
2025-09-25T00:34:01.342074Z
Summary
[none]
Details

Dropbear SSH Server before 2013.59 generates error messages for a failed logon attempt with different time delays depending on whether the user account exists, which allows remote attackers to discover valid usernames.

References

Affected packages

Debian:11 / dropbear

Package

Name
dropbear
Purl
pkg:deb/debian/dropbear?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2012.55-1.4

Ecosystem specific 

{
    "urgency": "low"
}

Debian:12 / dropbear

Package

Name
dropbear
Purl
pkg:deb/debian/dropbear?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2012.55-1.4

Ecosystem specific 

{
    "urgency": "low"
}

Debian:13 / dropbear

Package

Name
dropbear
Purl
pkg:deb/debian/dropbear?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2012.55-1.4

Ecosystem specific 

{
    "urgency": "low"
}

Debian:14 / dropbear

Package

Name
dropbear
Purl
pkg:deb/debian/dropbear?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2012.55-1.4

Ecosystem specific 

{
    "urgency": "low"
}