7.8

CVE-2020-16899: microsoft windows_10

CVSS: 7.8v2.0HighModified
Published 16-10-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-16899 is a high (CVSS 7.8) vulnerability in microsoft windows_10. EPSS estimates a 13.45% chance of exploitation in the next 30 days, higher than 96.4% of scored vulnerabilities.

Overall risk
34/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.8/10
010
High · v2.0 (NVD)
EPSS score
13.45%
0%100%
Medium · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 16-10-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

<p>A denial of service vulnerability exists when the Windows TCP/IP stack improperly handles ICMPv6 Router Advertisement packets. An attacker who successfully exploited this vulnerability could cause a target system to stop responding.</p> <p>To exploit this vulnerability, an attacker would have to send specially crafted ICMPv6 Router Advertisement packets to a remote Windows computer. The vulnerability would not allow an attacker to execute code or to elevate user rights directly.</p> <p>The update addresses the vulnerability by correcting how the Windows TCP/IP stack handles ICMPv6 Router Advertisement packets.</p>

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

13.45%

Chance of exploitation in the next 30 days

Percentile

96%

Versus all other CVEs

30-day change

0.00 pp

From 13.45% on 19-09-2026

19-09-202619-10-2026
EPSS score
13.45%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Microsoft16 products

1 vendor · 16 products

References

1 links