CVE-2018-19791
Medium
Description
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.
SeverityMedium
CVSS6.5
Exploit probability—
ProductLitespeedtech Openlitespeed
PublishedDec 3, 2018
First seenDec 3, 2018
How to fix
Update
- litespeedtech openlitespeed1.5.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| litespeedtech openlitespeed | v < 1.5.0, 1.5.0 | 1.5.0 |
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