How severe is CVE-2008-4817?

CVE-2008-4817 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2008-4817 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-4817?

CVE-2008-4817 primarily affects Adobe Acrobat. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2008-4817?

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

When was CVE-2008-4817 published?

CVE-2008-4817 was published on 2008-11-05 and last updated on 2026-06-16.

CVE-2008-4817

CVE-2008-4817 is a critical-severity vulnerability in Adobe Acrobat with a CVSS 2.0 base score of 9.3. 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-20.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Adobe Acrobat
Published: 2008-11-05
Last modified: 2026-06-16

Description

The Download Manager in Adobe Acrobat Professional and Reader 8.1.2 and earlier allows remote attackers to execute arbitrary code via a crafted PDF document that calls an AcroJS function with a long string argument, triggering heap corruption.

Frequently asked questions

What is CVE-2008-4817?: The Download Manager in Adobe Acrobat Professional and Reader 8.1.2 and earlier allows remote attackers to execute arbitrary code via a crafted PDF document that calls an AcroJS function with a long string argument, triggering heap corruption.
How severe is CVE-2008-4817?: CVE-2008-4817 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2008-4817 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-4817?: CVE-2008-4817 primarily affects Adobe Acrobat. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-4817?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2008-4817 published?: CVE-2008-4817 was published on 2008-11-05 and last updated on 2026-06-16.

References

Affected products (8)

cpe:2.3:a:adobe:acrobat:*:unknown:3d:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:*:unknown:professional:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:*:unknown:standard:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:8.1.1:unknown:3d:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:8.1.1:unknown:professional:*:*:*:*:*
cpe:2.3:a:adobe:acrobat:8.1.1:unknown:standard:*:*:*:*:*
cpe:2.3:a:adobe:acrobat_reader:*:*:*:*:*:*:*:*

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