Medium severity · published Dec 30, 2020
CVE-2019-12953
Dropbear 2011.54 through 2018.76 has an inconsistent failure delay that may lead to revealing valid usernames, a different issue than CVE-2018-15599
5.3
CVSS
1.2%
EPSS
No
On KEV
Description
Dropbear 2011.54 through 2018.76 has an inconsistent failure delay that may lead to revealing valid usernames, a different issue than CVE-2018-15599.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
DS
Dropbear Ssh · Dropbear Ssh Project
2011.54 through 2018.76 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-12953
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-12953
Release Notes
https://matt.ucc.asn.au/dropbear/CHANGES
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