What’s Vulnerable › Vulnerabilities

CVE-1999-0445

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 1999-04-01 · updated 2026-06-16

Description

In Cisco routers under some versions of IOS 12.0 running NAT, some packets may not be filtered by input access list filters.

Affected products

• Cisco IOS: 12.0, 12.0(1)w, 12.0(1)xa3, 12.0(1)xb, 12.0(1)xe, 12.0(2)xc (+6)

References

• http://www.osvdb.org/1104
• http://www.osvdb.org/1104

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