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CVE-2009-0176: Multiple heap-based buffer overflows in the PDF distiller in the Attachment Service in Research in Motion (RIM

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HIGH 9.3DOWNGRADEDOWNGRADEUPGRADE

CVE-2009-0176 is a high-severity flaw (CVSS 9.3) affecting blackberry enterprise server, blackberry professional software, blackberry unite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Multiple heap-based buffer overflows in the PDF distiller in the Attachment Service in Research in Motion (RIM) BlackBerry Enterprise Server (BES) 4.1.3 through 4.1.6, BlackBerry Professional Software 4.1.4, and BlackBerry Unite! before 1.0.3 bundle 28 allow user-assisted remote attackers to execute arbitrary code via (1) a crafted stream in a .pdf file, related to "symWidths"; or (2) a crafted data stream in a .pdf file, related to "bitmaps."

Why this priority

  • Critical severity
  • EPSS top 7%: very likely to be exploited

A fixed release or distro patch exists.

Risk facts

CVSS score9.3 (High)
EPSS exploit chance5.5% (top 7%)
CISA exploited listNo
WeaknessCWE-119
Published2009-01-20
Last modified2026-06-16
Publisher (CNA): MITRE · Vendor: research in motion limited

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Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

research in motion limited blackberry enterprise server DOWNGRADE
Affected: 4.1.3 · 4.1.4 · 4.1.5 · 4.1.6
Fixed in: no fixed release known
Safe to downgrade to: a release before 4.1.3
1. Check installed version
apt-cache policy blackberry-enterprise-server || rpm -q blackberry-enterprise-server || blackberry-enterprise-server --version
2. No fixed release: DOWNGRADE to a release before 4.1.3 (Debian / Ubuntu)
apt-cache madison blackberry-enterprise-server sudo apt install blackberry-enterprise-server=<VERSION_BEFORE_4.1.3> sudo apt-mark hold blackberry-enterprise-server
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list blackberry-enterprise-server sudo dnf downgrade blackberry-enterprise-server-<VERSION_BEFORE_4.1.3> sudo dnf versionlock add blackberry-enterprise-server
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
research in motion limited blackberry professional software DOWNGRADE
Affected: 4.1.4
Fixed in: no fixed release known
Safe to downgrade to: a release before 4.1.4
1. Check installed version
apt-cache policy blackberry-professional-software || rpm -q blackberry-professional-software || blackberry-professional-software --version
2. No fixed release: DOWNGRADE to a release before 4.1.4 (Debian / Ubuntu)
apt-cache madison blackberry-professional-software sudo apt install blackberry-professional-software=<VERSION_BEFORE_4.1.4> sudo apt-mark hold blackberry-professional-software
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list blackberry-professional-software sudo dnf downgrade blackberry-professional-software-<VERSION_BEFORE_4.1.4> sudo dnf versionlock add blackberry-professional-software
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.
research in motion limited blackberry unite UPGRADE
Affected: <= 1.0.3 · 1.0 · 1.0.1 · 1.0.2
Fixed in: newer than 1.0.3
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy blackberry-unite || rpm -q blackberry-unite || blackberry-unite --version
2. UPGRADE to newer than 1.0.3 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade blackberry-unite
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade blackberry-unite
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2009-0176?

blackberry enterprise server: downgrade or apply the listed mitigation; blackberry professional software: downgrade or apply the listed mitigation; blackberry unite: upgrade to newer than 1.0.3. Exact commands for each OS are on this page.

Is CVE-2009-0176 being exploited?

CVE-2009-0176 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2009-0176 affect?

CVE-2009-0176 affects blackberry enterprise server, blackberry professional software, blackberry unite. Severity is high (CVSS 9.3). Multiple heap-based buffer overflows in the PDF distiller in the Attachment Service in Research in Motion (RIM) BlackBerry Enterprise Server (BES) 4.1.3 through 4.1.6, BlackBerry Professional Software 4.1.4, and BlackBerry Unite! before 1.0

How urgent is CVE-2009-0176?

Priority 56/100. Critical severity; EPSS top 7%: very likely to be exploited

Related CVEs

References

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