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Servers and applications

CVE-2006-1629

OpenVPN 2.0 through 2.0.5 allows remote malicious servers to execute arbitrary code on the client by using setenv with the LD_PRELOAD environment variable.

Severity
High 9.0
Published
6 Apr 2006
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
3.1% in the next 30 daysHigher than 87% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · Needs a login
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:L/Au:S/C:C/I:C/A:C
Sources
NVD

Affected software

SoftwareAffected versions
OpenVPNServers and applications · cpe:a:openvpn:openvpn
  • Version 2.0
  • Version 2.0.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2006-1629
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2006-1629