UpHeron
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Servers and applications

CVE-2016-6515

The auth_password function in auth-passwd.c in sshd in OpenSSH before 7.3 does not limit password lengths for password authentication, which allows remote attackers to cause a denial of service (crypt CPU consumption) via a long string.

Severity
High 7.5
Published
7 Aug 2016
Last changed
17 Jun 2026
Added to UpHeron
21 Oct 2026
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSHServers and applications · cpe:a:openbsd:openssh
  • Every version up to 7.2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2016-6515
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2016-6515