CVE-2007-4903

Name: CVE-2007-4903
Creator: NVD / NIST
Published: 2007-09-17T16:17:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 9.39%

Last modified Jun 16, 2026

CVE-2007-4903 is a vulnerability of currently unknown severity. Multiple buffer overflows in a certain ActiveX control in CryptoX.dll 2.0 and earlier in the Ultra Crypto Component allow remote attackers to execute arbitrary code via (1) a long string in the first argument to the AcquireContext method or (2) an unspecified vector to the DeleteContext method.. EPSS estimates a 9.39% chance of exploitation in the next 30 days.

Description

Multiple buffer overflows in a certain ActiveX control in CryptoX.dll 2.0 and earlier in the Ultra Crypto Component allow remote attackers to execute arbitrary code via (1) a long string in the first argument to the AcquireContext method or (2) an unspecified vector to the DeleteContext method.

Metrics

EPSS Probability

9.39%

94.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Ultra Shareware	Ultra Crypto Component	2.0.2007.801

References

Timeline

Published: Sep 17, 2007
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2007-4903?

How severe is CVE-2007-4903?

Severity scoring for CVE-2007-4903 is pending analysis. The EPSS model estimates a 9.39% probability of exploitation in the next 30 days.

How do I fix CVE-2007-4903?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2007-4903?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST