CVE Catalog

CVE-2003-0386

High
Published: Translated: NVD NIST

Summary

OpenSSH 3.6.1 and earlier, when restricting host access by numeric IP addresses and with VerifyReverseMapping disabled, allows remote attackers to bypass 'from=' and 'user@host' address restrictions.

Risk Assessment

Attackers can gain access to the system by bypassing security measures, potentially leading to unauthorized access to organizational resources.

Recommendation

It is recommended to upgrade OpenSSH to a newer version and enable VerifyReverseMapping to minimize the risk of unauthorized access.

Related vulnerabilities

Original NVD description (English source)

OpenSSH 3.6.1 and earlier, when restricting host access by numeric IP addresses and with VerifyReverseMapping disabled, allows remote attackers to bypass "from=" and "user@host" address restrictions by connecting to a host from a system whose reverse DNS hostname contains the numeric IP address.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS