VDB
CVE-2013-4434
CVE-2013-4434
REJECTED
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.
EPSS 5.75% · 92.3th percentile
Risk Scores
EPSS Score
5.75%
92.3th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:14.04:LTS | dropbear | 0, 2012.55-1.3ubuntu1, 2012.55-1.4ubuntu1 |
Timeline
- Jun 20, 2016 PoC Published
- Jul 20, 2018 PoC Published
- Feb 4, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- May 12, 2024 EPSS Score
- Dec 17, 2024 EPSS Score
- Mar 17, 2025 EPSS Score
- Mar 18, 2025 EPSS Score
- Mar 19, 2025 EPSS Score
- Mar 20, 2025 EPSS Score
- Mar 21, 2025 EPSS Score
- Mar 24, 2025 EPSS Score
References
- https://ubuntu.com/security/CVE-2013-4434 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2013-4434 third-party-advisory