Resource exhaustion in N/a
CVE-2019-9514
Some HTTP/2 implementations are vulnerable to a reset flood, potentially leading to a denial of service. The attacker opens a number of streams and sends an invalid request over each stream that should solicit a stream of RST_STREAM frames…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.828 (99.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- VU#605641 (third-party-advisory)
- github.com/Netflix/security-bulletins/blob/master/advisories/third-party/2019-0…
- [trafficserver-dev] 20190813 Apache Traffic Server is vulnerable to various HTTP/2 attacks (mailing-list)
- [trafficserver-users] 20190813 Apache Traffic Server is vulnerable to various HTTP/2 attacks (mailing-list)
- [trafficserver-announce] 20190813 Apache Traffic Server is vulnerable to various HTTP/2 attacks (mailing-list)
- 20190814 APPLE-SA-2019-08-13-5 SwiftNIO HTTP/2 1.5.0 (mailing-list)
- 20190816 APPLE-SA-2019-08-13-5 SwiftNIO HTTP/2 1.5.0 (mailing-list)
- www.synology.com/security/advisory/Synology_SA_19_33
- 20190819 [SECURITY] [DSA 4503-1] golang-1.11 security update (mailing-list)
- DSA-4503 (vendor-advisory)
Frequently asked questions
- What is CVE-2019-9514?
- CVE-2019-9514 is a high-severity vulnerability in N/a, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2019-08-13.
- How severe is CVE-2019-9514?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2019-9514 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.