Information disclosure in Dropbear_ssh_project Dropbear_ssh

CVE-2018-15599

The recv_msg_userauth_request function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how fields in SSH_MSG_USERAUTH messages are handled, a similar issue to CVE-201…

Vulnerability class: Information Disclosure

EPSS: 0.027 (84.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-15599?
CVE-2018-15599 is a medium-severity vulnerability in Dropbear_ssh_project Dropbear_ssh, classified under Information Disclosure. CVSS score: 5.3/10. Published 2018-08-21.
How severe is CVE-2018-15599?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2018-15599 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.