H2O version 2.2.3 and earlier allows remote attackers to cause a denial of service in the server via unspecified vectors.
CVSS Score
6.5
EPSS Score
0.007
Published
2017-12-22
H2O version 2.2.3 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/2 header.
CVSS Score
7.5
EPSS Score
0.013
Published
2017-12-22
Use-after-free vulnerability in H2O allows remote attackers to cause a denial-of-service (DoS) or obtain server certificate private keys and possibly other information.
CVSS Score
9.1
EPSS Score
0.032
Published
2017-06-09
H2O versions 2.0.3 and earlier and 2.1.0-beta2 and earlier allows remote attackers to cause a denial-of-service (DoS) via format string specifiers in a template file via fastcgi, mruby, proxy, redirect or reproxy.
CVSS Score
7.5
EPSS Score
0.016
Published
2017-05-12
lib/http2/connection.c in H2O before 1.7.3 and 2.x before 2.0.0-beta5 mishandles HTTP/2 disconnection, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly execute arbitrary code via a crafted packet.
CVSS Score
7.5
EPSS Score
0.075
Published
2016-06-19
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