CVE-2014-1817

usp10.dll in Uniscribe (aka the Unicode Script Processor) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows…

published June 11, 2014

CVSS
—
EPSS
19%
Percentile
97.3
In the wild
Unconfirmed
What it is

⚠️ A cleverly crafted font file can trigger this vulnerability, allowing attackers to execute arbitrary code—like a well-hidden trapdoor in a seemingly secure building! Think of this vulnerability like a faulty elevator that misreads its blueprints, causing it to malfunction at unexpected moments. A malicious font file could take advantage of the Unicode Script Processor, leading to chaos in a system that trusts it implicitly. An attacker could exploit this vulnerability to execute arbitrary code, potentially granting full control over the affected system. In the worst-case scenario, this could lead to a denial of service, rendering crucial services unavailable—imagine an office building where the lights suddenly go out!

Put simply

Think of this vulnerability like a faulty elevator that misreads its blueprints, causing it to malfunction at unexpected moments. A malicious font file could take advantage of the Unicode Script Processor, leading to chaos in a system that trusts it implicitly. This vulnerability arises from improper handling of EMF+ records in the usp10.dll, which can lead to memory corruption. When a malicious font file is processed, it could allow an attacker to run harmful code in the context of the victim's application.

What to do

An attacker could exploit this vulnerability to execute arbitrary code, potentially granting full control over the affected system. In the worst-case scenario, this could lead to a denial of service, rendering crucial services unavailable—imagine an office building where the lights suddenly go out! To mitigate this risk, update your systems where applicable and monitor for any available patches or advisories related to Uniscribe and the affected platforms. It's also wise to educate users about the dangers of opening unknown font files, especially in Microsoft Office applications. You've got this! Stay proactive and keep those systems safe! 🛡️

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.18875 · 97.3th percentile
Published
2014-06-11T01:00Z
EPSS history
Timeline
  • 11 JUN 01:00Z
    usp10.dll in Uniscribe (aka the Unicode Script Processor) in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows…
    cvelistv5