Vulnerability in Microsoft Windows Server 2008
CVE-2020-1228
<p>A denial of service vulnerability exists in Windows DNS when it fails to properly handle queries. An attacker who successfully exploited this vulnerability could cause the DNS service to become nonresponsive.</p> <p>To exploit the vulnerability, an authenticated attacker could send malicious DNS queries to a target, resulting in a denial of service.</p> <p>The update addresses the vulnerability by correcting how Windows DNS processes queries.</p>
EPSS: 0.045 (90.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Microsoft Windows_server_2008 — versions r2
- Microsoft Windows Server 2008 R2 Service Pack 1 — versions 6.1.0
- Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core Installation) — versions 6.0.0
- Microsoft Windows Server 2008 Service Pack 2 — versions 6.0.0
- Microsoft Windows Server 2008 Service Pack 2 — versions 6.0.0
- Microsoft Windows Server 2008 Service Pack 2 (Server Core Installation) — versions 6.0.0
- Microsoft Windows Server 2012 — versions 6.2.0
- Microsoft Windows_server_2012 — versions r2
- Microsoft Windows Server 2012 R2 — versions 6.3.0
- Microsoft Windows Server 2012 R2 (Server Core Installation) — versions 6.3.0
Public proof-of-concept exploits
References
- secure@microsoft.com (Patch, x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1228?
- CVE-2020-1228 is a high-severity vulnerability in Microsoft Windows Server 2008. CVSS score: 7.5/10. Published 2020-09-11.
- How severe is CVE-2020-1228?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-1228 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.