CVE-2018-19791
Last modified
CVE-2018-19791 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 1.24% chance of exploitation in the next 30 days.
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.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Litespeedtech | Openlitespeed | < 1.5.0 |
| Litespeedtech | Openlitespeed | 1.5.0 |
References
- https://github.com/litespeedtech/openlitespeed/issues/117Exploit, Third Party Advisory
- https://github.com/litespeedtech/openlitespeed/issues/117Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
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