Allocation of Resources Without Limits or Throttling Affecting suricata package, versions [,6.0.20)[7.0.0-beta1,7.0.6)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published14 Jul 2024
- disclosed11 Jul 2024
- creditOSS-Fuzz
Introduced: 11 Jul 2024
CVE-2024-38535 (opens in a new tab)How to fix?
Upgrade suricata to version 6.0.20, 7.0.6 or higher.
Overview
Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling when handling HTTP/2 headers. An attacker can exhaust available memory by sending data with duplicate headers.
Workaround
This vulnerability can be avoided by disabling the HTTP/2 parser.