cvedb.io
CVE-2018-19791
MEDIUM · CVSS 6.5
EPSS exploitation probability: 0%
Published 2018-12-03T06:29:00.400 · Last modified 2026-06-17T01:49:53.447

Summary

The server in LiteSpeed OpenLiteSpeed before 1.5.0 RC6 does not correctly handle requests for byte sequences, allowing an attacker to amplify the response size by requesting the entire response body repeatedly, as demonstrated by an HTTP Range header value beginning with the "bytes=0-,0-" substring.

Affected products

litespeedtech — openlitespeed

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.