CVE-2019-9513 Affecting nghttp2 package, versions *
Snyk CVSS
Attack Complexity
Low
Availability
High
Threat Intelligence
EPSS
5.38% (93rd
percentile)
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Test your applications- Snyk ID SNYK-UBUNTU1804-NGHTTP2-459190
- published 13 Aug 2019
- disclosed 13 Aug 2019
Introduced: 13 Aug 2019
CVE-2019-9513 Open this link in a new tabHow to fix?
There is no fixed version for Ubuntu:18.04
nghttp2
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream nghttp2
package and not the nghttp2
package as distributed by Ubuntu
.
See How to fix?
for Ubuntu:18.04
relevant fixed versions and status.
Some HTTP/2 implementations are vulnerable to resource loops, potentially leading to a denial of service. The attacker creates multiple request streams and continually shuffles the priority of the streams in a way that causes substantial churn to the priority tree. This can consume excess CPU.
References
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- SUSE
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- Ubuntu Security Advisory
- cret@cert.org
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