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dena h2o vulnerabilities and exploits
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NA
CVE-2023-30847
H2O is an HTTP server. In versions 2.3.0-beta2 and prior, when the reverse proxy handler tries to processes a certain type of invalid HTTP request, it tries to build an upstream URL by reading from uninitialized pointer. This behavior can lead to crashes or leak of information to...
Dena H2o
Dena H2o 2.3.0
NA
CVE-2023-41337
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. In version 2.3.0-beta2 and prior, when h2o is configured to listen to multiple addresses or ports with each of them using different backend servers managed by multiple entities, a malicious backend entity that al...
Dena H2o
Dena H2o 2.3.0
383
VMScore
CVE-2016-1133
CRLF injection vulnerability in the on_req function in lib/handler/redirect.c in H2O prior to 1.6.2 and 1.7.x prior to 1.7.0-beta3 allows remote malicious users to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted URI.
Dena H2o
Dena H2o 1.7.0
NA
CVE-2023-50247
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. The QUIC stack (quicly), as used by H2O up to commit 43f86e5 (in version 2.3.0-beta and prior), is susceptible to a state exhaustion attack. When H2O is serving HTTP/3, a remote attacker can exploit this vulnerab...
Dena H2o
Dena H2o 2.3.0
445
VMScore
CVE-2016-4864
H2O versions 2.0.3 and previous versions and 2.1.0-beta2 and previous versions allows remote malicious users to cause a denial-of-service (DoS) via format string specifiers in a template file via fastcgi, mruby, proxy, redirect or reproxy.
Dena H2o
Dena H2o 2.1.0
570
VMScore
CVE-2016-7835
Use-after-free vulnerability in H2O allows remote malicious users to cause a denial-of-service (DoS) or obtain server certificate private keys and possibly other information.
H2o Project H2o 2.1.0
Dena H2o
445
VMScore
CVE-2017-10868
H2O version 2.2.2 and previous versions allows remote malicious users to cause a denial of service in the server via specially crafted HTTP/1 header.
Dena H2o
445
VMScore
CVE-2017-10869
Buffer overflow in H2O version 2.2.2 and previous versions allows remote malicious users to cause a denial-of-service in the server via unspecified vectors.
Dena H2o
356
VMScore
CVE-2017-10872
H2O version 2.2.3 and previous versions allows remote malicious users to cause a denial of service in the server via unspecified vectors.
Dena H2o
445
VMScore
CVE-2017-10908
H2O version 2.2.3 and previous versions allows remote malicious users to cause a denial of service in the server via specially crafted HTTP/2 header.
Dena H2o
VMScore
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2023-7073
CVE-2024-5496
CVE-2024-5495
XPath injection
bypass
CVE-2024-30043
CVE-2024-24919
denial of service
CVE-2024-35468
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