What’s Vulnerable › Vulnerabilities

CVE-2004-1653

• Severity: medium (CVSS 6.4 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 11.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2004-08-31 · updated 2026-06-16

Description

The default configuration for OpenSSH enables AllowTcpForwarding, which could allow remote authenticated users to perform a port bounce, when configured with an anonymous access program such as AnonCVS.

Affected products

• OpenSSH: through 3.9

References

• http://marc.info/?l=bugtraq&m=109413637313484&w=2
• http://securitytracker.com/id?1011143
• http://www.osvdb.org/9562
• https://exchange.xforce.ibmcloud.com/vulnerabilities/17213
• https://security.netapp.com/advisory/ntap-20191107-0001/
• http://marc.info/?l=bugtraq&m=109413637313484&w=2
• http://securitytracker.com/id?1011143
• http://www.osvdb.org/9562
• https://exchange.xforce.ibmcloud.com/vulnerabilities/17213
• https://security.netapp.com/advisory/ntap-20191107-0001/

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