peter bassill · operator
$ cve CVE-2007-4903 JSON

CVE-2007-4903 EXPLOIT

7.5
HIGH · CVSS 2.0 · EPSS 9.4% (pctl 95)

Patch early

A public exploit exists.

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.

Scoring

CVSS7.5 (HIGH, v2.0)
VectorAV:N/AC:L/Au:N/C:P/I:P/A:P
EPSS9.39% — more likely to be exploited than 95% of all CVEs
WeaknessCWE-119
On CISA KEVno
Public exploityes
Published2007-09-17
Last modified2026-06-16

Affected (1)

VendorProduct
ultra sharewareultra crypto component

Public exploits

References

→ the Explorer  ·  watch your stack  ·  NVD