Resource exhaustion in Oisf Suricata
CVE-2024-38535
Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Suricata can run out of memory when parsing crafted HTTP/2 traffic. Upgrade to 6.0.20 or 7.0.6.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.012 (66.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 66.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
- Oisf Suricata — versions < 6.0.20, >= 7.0.0, < 7.0.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/OISF/suricata/security/advisories/GHSA-cg8j-7mwm-v563 (Vendor Advisory)
- github.com/OISF/suricata/commit/62d5cac1b8483d5f9d2b79833a4e59f5d80129b7 (Patch)
- github.com/OISF/suricata/commit/c82fa5ca0d1ce0bd8f936e0b860707a6571373b2 (Patch)
- redmine.openinfosecfoundation.org/issues/7104 (Permissions Required)
- redmine.openinfosecfoundation.org/issues/7105 (Issue Tracking)
- redmine.openinfosecfoundation.org/issues/7112 (Issue Tracking)
Frequently asked questions
- What is CVE-2024-38535?
- CVE-2024-38535 is a high-severity vulnerability in Oisf Suricata, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2024-07-11.
- How severe is CVE-2024-38535?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-38535 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.