CVE-2021-34525
published 2021-07-14CVE-2021-34525: Windows DNS Server Remote Code Execution Vulnerability
PriorityP356high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
2.08%
79.4th percentile
Windows DNS Server Remote Code Execution Vulnerability
Affected
13 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | windows_server_2012 | — | — |
| microsoft | windows_server_2012_r2 | >= 6.3.0 < 6.3.9600.20069 | 6.3.9600.20069 |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | — | — |
| microsoft | windows_server_2016 | >= 10.0.0 < 10.0.14393.4530 | 10.0.14393.4530 |
| microsoft | windows_server_2019 | >= 10.0.0 < 10.0.17763.2061 | 10.0.17763.2061 |
| microsoft | windows_server_version_2004 | >= 10.0.0 < 10.0.19041.1110 | 10.0.19041.1110 |
| microsoft | windows_server_version_20h2 | >= 10.0.0 < 10.0.19042.1110 | 10.0.19042.1110 |
| msrc | windows_server_2012_r2 | — | — |
| msrc | windows_server_2016 | — | — |
| msrc | windows_server_2019 | — | — |
| msrc | windows_server_version_2004 | — | — |
| msrc | windows_server_version_20h2 | — | — |
Detection & IOCsextracted from sources · hover to see the quote
- →Vulnerability affects Windows DNS Server role; monitor for anomalous DNS server process behavior or crashes indicative of remote code execution attempts ↗
- →Affected component is the DNS Server role on Microsoft Windows; scope detection to systems with 'Role: DNS Server' enabled ↗
- ·Exploit has not been publicly disclosed and has not been observed exploited in the wild as of advisory publication; exploitation assessed as 'Less Likely' for both latest and older software releases ↗
- ·Impact includes a 'Defense in Depth' classification in addition to Remote Code Execution, suggesting mitigating controls may reduce exploitability ↗
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.06.5MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P
vendor_msrc8.8HIGH
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Microsoft
Windows DNS Server Remote Code Execution Vulnerability
vendor_msrc·2021-07-13·CVSS 8.8
CVE-2021-34525 [HIGH] Windows DNS Server Remote Code Execution Vulnerability
Windows DNS Server Remote Code Execution Vulnerability
Role: DNS Server: Role: DNS Server
Microsoft: Microsoft
Impact: Remote Code Execution
Impact: Defense in Depth
Exploit Status: Publicly Disclosed:No;Exploited:No;Latest Software Release:Exploitation Less Likely;Older Software Release:Exploitation Less Likely;DOS:N/A
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5004244
Reference: https://support.microsoft.com/help/5004244
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5004237
Reference: https://support.microsoft.com/help/5004237
Reference: https://catalog.update.microsoft.com/v7/site/Search.aspx?q=KB5004238
Reference: https://support.microsoft.com/help/5004238
Reference: https://catalog.update.microsoft.com/v7/site/Search.a
GHSA
GHSA-c54c-p933-mmrc: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-33780, CVE-2021-34525
ghsa_unreviewed·2022-05-24·CVSS 8.0
CVE-2021-34494 [HIGH] GHSA-c54c-p933-mmrc: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-33780, CVE-2021-34525
Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-33780, CVE-2021-34525.
GHSA
GHSA-3m64-v24q-w9wr: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33754, CVE-2021-33780, CVE-2021-34494, CVE-2021-34525
ghsa_unreviewed·2022-05-24·CVSS 8.0
CVE-2021-33746 [HIGH] GHSA-3m64-v24q-w9wr: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33754, CVE-2021-33780, CVE-2021-34494, CVE-2021-34525
Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33754, CVE-2021-33780, CVE-2021-34494, CVE-2021-34525.
GHSA
GHSA-86w3-hm4v-hj7x: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33780, CVE-2021-34494, CVE-2021-34525
ghsa_unreviewed·2022-05-24·CVSS 8.0
CVE-2021-33754 [HIGH] GHSA-86w3-hm4v-hj7x: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33780, CVE-2021-34494, CVE-2021-34525
Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33780, CVE-2021-34494, CVE-2021-34525.
GHSA
GHSA-5jx6-vwcr-r4rq: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-33780, CVE-2021-34494
ghsa_unreviewed·2022-05-24·CVSS 8.0
CVE-2021-34525 [HIGH] GHSA-5jx6-vwcr-r4rq: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-33780, CVE-2021-34494
Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-33780, CVE-2021-34494.
GHSA
GHSA-x7wh-c3qc-hfx3: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-34494, CVE-2021-34525
ghsa_unreviewed·2022-05-24·CVSS 8.0
CVE-2021-33780 [HIGH] GHSA-x7wh-c3qc-hfx3: Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-34494, CVE-2021-34525
Windows DNS Server Remote Code Execution Vulnerability This CVE ID is unique from CVE-2021-33746, CVE-2021-33754, CVE-2021-34494, CVE-2021-34525.
No detection rules found.
No public exploits indexed.
Tenable
Microsoft’s July 2021 Patch Tuesday Includes 116 CVEs (CVE-2021-31979, CVE-2021-33771)
blogs_tenable·2021-07-13·CVSS 7.8
[HIGH] Microsoft’s July 2021 Patch Tuesday Includes 116 CVEs (CVE-2021-31979, CVE-2021-33771)
## Cloud Exposure
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## AI Exposure
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## OT/IoT Exposure
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## Identity Exposure
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## Business needs
Active Directory
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AWS security
Azure security
Cloud Security Posture Man
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2021-07-14
Published