Important CVSS 5.5 EPSS 0.05443 2019-12 archive

Executive Summary

An information disclosure vulnerability exists in Windows Media Player when it fails to properly handle objects in memory. An attacker who successfully exploited this vulnerability could potentially read data that was not intended to be disclosed. To exploit this vulnerability, an attacker would have to log on to an affected system and open a specifically crafted file. The update addresses the vulnerability by correcting how Windows Media Player handles objects in memory.

Overview

5.5
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
N/A
MS Exploit Likelihood
Category Information Disclosure
Released Dec 10 2019
Last Updated Dec 10 2019
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.05443 — 0.91697 percentile

CVSS Vector

ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
Low
USER INTERACTION
None
SCOPE
Unchanged
Temporal Score: 5.0

EPSS Score

0.05443
probability of exploitation in the next 30 days
0.91697 percentile - updated 2026-06-20
View on FIRST.org

Affected Products

2 affected products
Product KB Article Severity Impact Restart Required
Windows 7 for 32-bit Systems Service Pack 1 4530734 (Monthly Rollup) 4530692 (Security Only) Important Information Disclosure Yes
Windows 7 for x64-based Systems Service Pack 1 4530734 (Monthly Rollup) 4530692 (Security Only) Important Information Disclosure Yes

Patches

1 patch
Article Type Restart
4530734 (Monthly Rollup) 4530692 Monthly Rollup Yes

Known Exploits