PT-2018-13107 · Dropbear+1 · Dropbear+1

Dbzjegrw8O + 1 · Published 2018-08-20 · Updated 2024-06-15 · CVE-2018-15599

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Name of the Vulnerable Software and Affected Versions Dropbear versions prior to 2018.76

Description The issue is related to a user enumeration problem in the recv msg userauth request function. This function is located in svr-auth.c and is prone to a vulnerability because the validity of usernames affects how certain fields in SSH MSG USERAUTH messages are handled.

Recommendations For Dropbear versions prior to 2018.76, update to version 2018.76 or later to resolve the issue.

Fix

Information Disclosure

Weakness Enumeration

CWE-200

Related Identifiers

ALT-PU-2022-2113

ALT-PU-2024-4252

ALT-PU-2024-7377

BDU:2025-13195

CVE-2018-15599

DLA-1476-1

MGASA-2018-0384

OPENSUSE-SU-2024:11383-1

Affected Products

Alt Linux

Dropbear

References · 24

• https://osv.dev/vulnerability/DEBIAN-CVE-2018-15599 · Vendor Advisory
• https://osv.dev/vulnerability/MGASA-2018-0384 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-15599 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-13195 · Security Note
• https://osv.dev/vulnerability/openSUSE-SU-2024:11383-1 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-1476-1 · Vendor Advisory
• https://osv.dev/vulnerability/ALPINE-CVE-2018-15599 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-15599 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-15599 · Security Note
• https://cve.org/CVERecord?id=CVE-2018-15599 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2018-15599 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2018-0384.html · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2018-15599 · Vendor Advisory
• https://suse.com/security/cve/CVE-2018-15599 · Note
• https://old.reddit.com/r/blackhat/comments/97ywnm/openssh_username_enumeration/e4e05n2 · Note