How severe is CVE-2009-4778?

CVE-2009-4778 has a CVSS 2.0 base score of 9.3, rated critical severity.

Is CVE-2009-4778 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4778?

CVE-2009-4778 primarily affects Rim Blackberry Enterprise Server. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2009-4778?

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-2009-4778 published?

CVE-2009-4778 was published on 2010-04-21 and last updated on 2026-06-16.

CVE-2009-4778

CVE-2009-4778 is a critical-severity vulnerability in Rim Blackberry Enterprise Server 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.

Key facts

Severity: Critical (CVSS 2.0 base score 9.3)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Rim Blackberry Enterprise Server
Published: 2010-04-21
Last modified: 2026-06-16

Description

Multiple unspecified vulnerabilities in the PDF distiller in the Attachment Service component in Research In Motion (RIM) BlackBerry Enterprise Server (BES) software 4.1.3 through 4.1.7 and 5.0.0, and BlackBerry Professional Software 4.1.4, allow user-assisted remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted .pdf file attachment, a different vulnerability than CVE-2008-3246, CVE-2009-0176, CVE-2009-0219, CVE-2009-2643, and CVE-2009-2646.

Frequently asked questions

What is CVE-2009-4778?: Multiple unspecified vulnerabilities in the PDF distiller in the Attachment Service component in Research In Motion (RIM) BlackBerry Enterprise Server (BES) software 4.1.3 through 4.1.7 and 5.0.0, and BlackBerry Professional Software 4.1.4, allow user-assisted remote attackers to cause a denial of service (memory corruption) or possibly execute arbitrary code via a crafted .pdf file attachment, a different vulnerability than CVE-2008-3246, CVE-2009-0176, CVE-2009-0219, CVE-2009-2643, and CVE-2009-2646.
How severe is CVE-2009-4778?: CVE-2009-4778 has a CVSS 2.0 base score of 9.3, rated critical severity.
Is CVE-2009-4778 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4778?: CVE-2009-4778 primarily affects Rim Blackberry Enterprise Server. In total, 7 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2009-4778?: 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-2009-4778 published?: CVE-2009-4778 was published on 2010-04-21 and last updated on 2026-06-16.

References

Affected products (7)

cpe:2.3:a:rim:blackberry_enterprise_server:4.1.3:*:*:*:*:*:*:*
cpe:2.3:a:rim:blackberry_enterprise_server:4.1.4:*:*:*:*:*:*:*
cpe:2.3:a:rim:blackberry_enterprise_server:4.1.5:*:*:*:*:*:*:*
cpe:2.3:a:rim:blackberry_enterprise_server:4.1.6:*:*:*:*:*:*:*
cpe:2.3:a:rim:blackberry_enterprise_server:4.1.7:*:*:*:*:*:*:*
cpe:2.3:a:rim:blackberry_enterprise_server:5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:rim:blackberry_professional_software:4.1.4:*:*:*:*:*:*:*

More vulnerabilities in Rim Blackberry Enterprise Server

CVE-2007-3483 — Critical (CVSS 10.0): Research in Motion BlackBerry Enterprise Server 4.0 through 4.1 has a default configuration that permits installation…
CVE-2010-2604 — Critical (CVSS 9.3): Multiple buffer overflows in the PDF Distiller in the BlackBerry Attachment Service component in Research In Motion…
CVE-2009-2646 — Critical (CVSS 9.3): Multiple unspecified vulnerabilities in the PDF distiller in the Attachment Service component in Research In Motion…
CVE-2009-2643 — Critical (CVSS 9.3): Multiple unspecified vulnerabilities in the PDF distiller in the Attachment Service component in Research In Motion…
CVE-2008-3246 — Critical (CVSS 9.3): Unspecified vulnerability in the PDF distiller component in the BlackBerry Attachment Service in BlackBerry Unite! 1.0…
CVE-2005-2342 — High (CVSS 7.8): Research in Motion (RIM) BlackBerry Router allows remote attackers to cause a denial of service (communication…

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