How severe is CVE-2008-3817?

CVE-2008-3817 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2008-3817 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-3817?

CVE-2008-3817 primarily affects Cisco Adaptive Security Appliance 5500 Series. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-3817?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2008-3817 published?

CVE-2008-3817 was published on 2008-10-23 and last updated on 2026-06-16.

CVE-2008-3817

CVE-2008-3817 is a high-severity vulnerability in Cisco Adaptive Security Appliance 5500 Series with a CVSS 2.0 base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Cisco Adaptive Security Appliance 5500 Series
Published: 2008-10-23
Last modified: 2026-06-16

Description

Memory leak in Cisco Adaptive Security Appliances (ASA) 5500 Series and PIX Security Appliances 8.0 before 8.0(4) and 8.1 before 8.1(2) allows remote attackers to cause a denial of service (memory consumption) via an unspecified sequence of packets, related to the "initialization code for the hardware crypto accelerator."

Frequently asked questions

What is CVE-2008-3817?: Memory leak in Cisco Adaptive Security Appliances (ASA) 5500 Series and PIX Security Appliances 8.0 before 8.0(4) and 8.1 before 8.1(2) allows remote attackers to cause a denial of service (memory consumption) via an unspecified sequence of packets, related to the "initialization code for the hardware crypto accelerator."
How severe is CVE-2008-3817?: CVE-2008-3817 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2008-3817 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-3817?: CVE-2008-3817 primarily affects Cisco Adaptive Security Appliance 5500 Series. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-3817?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2008-3817 published?: CVE-2008-3817 was published on 2008-10-23 and last updated on 2026-06-16.

References

Affected products (3)

cpe:2.3:h:cisco:adaptive_security_appliance_5500_series:*:*:*:*:*:*:*:*
cpe:2.3:h:cisco:pix_security_appliance:8.0:*:*:*:*:*:*:*
cpe:2.3:h:cisco:pix_security_appliance:8.1:*:*:*:*:*:*:*

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