Is CVE-2008-0028 in the CISA KEV catalog?

No. CVE-2008-0028 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-0028?

CVE-2008-0028 has a CVSS v2 base score of 7.1 (HIGH).

What is the EPSS score for CVE-2008-0028?

CVE-2008-0028 has an EPSS score of 1.98% (78th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2008-0028?

Upgrade adaptive security appliance software to 7.2(3)6 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2008-0028

HIGHEPSS 78th pctl

7.1

CVSS v2

NVD

Description

Unspecified vulnerability in Cisco PIX 500 Series Security Appliance and 5500 Series Adaptive Security Appliance (ASA) before 7.2(3)6 and 8.0(3), when the Time-to-Live (TTL) decrement feature is enabled, allows remote attackers to cause a denial of service (device reload) via a crafted IP packet.

How to fix

Remediation Available

adaptive security appliance softwareNVD

Affected:< 7.2(3)6Fixed in:7.2(3)6CVE-2008-0028derived from NVD

pix firewall softwareNVD

Affected:< 7.2(3)6Fixed in:7.2(3)6CVE-2008-0028derived from NVD

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

1.98%probability of exploitation in 30 days

78thpercentile

Elevated risk: more likely to be exploited than 78% of all known CVEs.

References

Vendor Advisory1

cisco.com

Third-Party Advisory6

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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 2026-04-23.