CVE-2020-16855
mediumpriority · track · 19EPSS 0.044 · 91 %ileEURUUSEPSS · scored 2026-10-27
<p>An information disclosure vulnerability exists when Microsoft Office software reads out of bound memory due to an uninitialized variable, which could disclose the contents of memory. An attacker who successfully exploited the vulnerability could view out of bound memory.</p> <p>Exploitation of the vulnerability requires that a user open a specially crafted file with an affected version of Microsoft Office software.</p> <p>The security update addresses the vulnerability by properly initializing the affected variable.</p>
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.7–5.5
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (6)
Products and version ranges known to be affected.
also known as (4)
Other names and identifiers for this entity.
sources
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references (8)
External citations — patches, advisories, analysis.
- http://www.nsfocus.net/vulndb/49780cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2020-16855cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16855cnnvd
- https://portal.msrc.microsoft.com/en-us/security-guidancePatchcnnvd
- https://portal.msrc.microsoft.com/zh-CN/security-guidance/advisory/CVE-2020-16855cnnvd
- https://vigilance.fr/vulnerability/Microsoft-Office-vulnerabilities-of-September-2020-33273cnnvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16855enisa_euvd
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-16855PatchVendor Advisorynvd
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