Microsoft · Security update · July 2, 2021
KB5004953: July 2021 security update
KB5004953, released July 2, 2021, fixes 1 CVE across 2 products. One of them is being exploited (CVE-2021-34527); 1 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.
Patch now1 on CISA KEVKnown ransomware use1 publicly disclosedUnsupported product
CVEs closed
1
1 rated Critical
Exploited
1
CVE-2021-34527
Exploitation more likely
0
Microsoft's assessment
Highest EPSS
0.9979
99th percentile
Applies to
| Product |
|---|
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 |
| Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation) |
CVEs this fix closes
| Priority | CVE | Component | Impact | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|---|
| Patch now | CVE-2021-34527 | Windows Print Spooler Components | Remote Code Execution | 8.8 | 0.9979 | KEVRansomwareDisclosedExploited |
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