UpHeron
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Servers and applications

CVE-2003-0786

The SSH1 PAM challenge response authentication in OpenSSH 3.7.1 and 3.7.1p1, when Privilege Separation is disabled, does not check the result of the authentication attempt, which can allow remote attackers to gain privileges.

Severity
High 10.0
Published
17 Nov 2003
Last changed
16 Jun 2026
Added to UpHeron
21 Oct 2026
Exploit chance
3.6% in the next 30 daysHigher than 89% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Sources
NVD

Affected software

SoftwareAffected versions
OpenSSHServers and applications · cpe:a:openbsd:openssh
  • Version 3.7.1
  • Version 3.7.1p1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2003-0786
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2003-0786