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CVE detail

CVE-2018-16844

nginx before versions 1.15.6 and 1.14.1 has a vulnerability in the implementation of HTTP/2 that can allow for excessive CPU usage. This issue affects nginx compiled with the ngx_http_v2_module (not compiled by default) if the 'http2' option of the 'listen' directive is used in a configuration file.

CVSS 7.5 · HighBuzz score 20.4

Buzz score

Why this CVE is surfacing

Buzz score total 20.4

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 13.9 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
13.9
3 evidence mentions in the snapshot
Diversity score
6.5
2 sources across 1 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
0
within the 30d window
Peak daily
0
highest bucket

Evidence

Source links by recency

Newest mentions first
3 source links · newest first
  • Microsoft informed users on Wednesday that Windows servers running Internet Information Services (IIS) are vulnerable to denial-of-service (DoS) attacks that rely on malicious HTTP/2 requests.

    newswww.securityweek.comFeb 21, 2019, 4:02 PM
  • Nginx developers released security updates to address several denial-of-service (DoS) vulnerabilities affecting the nginx web server. nginx is an HTTP and reverse proxy server, a mail proxy server, and a generic TCP/UDP proxy server, it is used by 25.28% busiest sites in October 2018. Nginx development team released versions 1.15.6 and 1.14.1 to address two HTTP/2 implementation vulnerabilities that can […]

    newssecurityaffairs.comNov 10, 2018, 8:56 AM
  • Updates released this week for the nginx open source web server software address several denial-of-service (DoS) vulnerabilities.

    newswww.securityweek.comNov 8, 2018, 5:10 PM

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

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