CVE-2018-15473

5.3MEDIUM

Key Information:

Vendor
OpenBSD
Status
Openssh
Vendor
CVE Published:
17 August 2018

Badges

👾 Exploit Exists🟡 Public PoC

Summary

OpenSSH through 7.7 is prone to a user enumeration vulnerability due to not delaying bailout for an invalid authenticating user until after the packet containing the request has been fully parsed, related to auth2-gss.c, auth2-hostbased.c, and auth2-pubkey.c.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2018-15473-Exploit
Created by Rhynorater

massh-enum
Created by trimstray

cve-2018-15473
Created by epi052

References

https://security.gentoo.org/glsa/201810-03
vendor-advisory
http://www.securitytracker.com/id/1041487
vdb-entry
https://www.exploit-db.com/exploits/45233/
exploit

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.