CVE & CISA-KEV Catalog

CVE-2003-0386

HIGHEPSS 92th pctl
7.5
CVSS v2
NVD

Description

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.

How to fix

Remediation Available
opensshDebian
Fixed in:1:3.8p1-1CVE-2003-0386
Fixed in:1:3.8p1-1CVE-2003-0386
Fixed in:1:3.8p1-1CVE-2003-0386
Fixed in:1:3.8p1-1CVE-2003-0386

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

5.77%probability of exploitation in 30 days
92ndpercentile

High risk: more likely to be exploited than 92% of all known CVEs.

References

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Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.