vulnerability
Ubuntu: (CVE-2018-15599): dropbear vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | Aug 21, 2018 | Jun 26, 2025 | Jun 26, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
Aug 21, 2018
Added
Jun 26, 2025
Modified
Jun 26, 2025
Description
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-2018-15473 in an unrelated codebase.
Solution
no-fix-ubuntu-package
References
- CVE-2018-15599
- https://attackerkb.com/topics/CVE-2018-15599
- URL-http://lists.ucc.gu.uwa.edu.au/pipermail/dropbear/2018q3/002108.html
- URL-http://lists.ucc.gu.uwa.edu.au/pipermail/dropbear/2018q3/002109.html
- URL-https://old.reddit.com/r/blackhat/comments/97ywnm/openssh_username_enumeration/e4e05n2/
- URL-https://www.cve.org/CVERecord?id=CVE-2018-15599
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