Vulnerabilities > Dena

DATE CVE VULNERABILITY TITLE RISK
2023-12-12 CVE-2023-41337 Improper Verification of Cryptographic Signature vulnerability in Dena H2O
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3.
low complexity
dena CWE-347
6.7
2023-12-12 CVE-2023-50247 Allocation of Resources Without Limits or Throttling vulnerability in Dena H2O
h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3.
network
low complexity
dena CWE-770
7.5
2023-10-10 CVE-2023-44487 Resource Exhaustion vulnerability in multiple products
The HTTP/2 protocol allows a denial of service (server resource consumption) because request cancellation can reset many streams quickly, as exploited in the wild in August through October 2023.
7.5
2023-04-27 CVE-2023-30847 Access of Uninitialized Pointer vulnerability in Dena H2O
H2O is an HTTP server.
network
low complexity
dena CWE-824
8.2
2022-06-14 CVE-2022-29482 Improper Certificate Validation vulnerability in Dena Mobaoku-Auction & Flea Market
'Mobaoku-Auction&Flea Market' App for iOS versions prior to 5.5.16 improperly verifies server certificates, which may allow an attacker to eavesdrop on an encrypted communication via a man-in-the-middle attack.
network
dena CWE-295
4.3
2022-02-01 CVE-2021-43848 Use of Uninitialized Resource vulnerability in Dena H2O
h2o is an open source http server.
network
dena CWE-908
4.3
2017-12-22 CVE-2017-10868 Improper Input Validation vulnerability in Dena H2O
H2O version 2.2.2 and earlier allows remote attackers to cause a denial of service in the server via specially crafted HTTP/1 header.
network
low complexity
dena CWE-20
5.0
2017-05-12 CVE-2016-4864 Use of Externally-Controlled Format String vulnerability in Dena H2O
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.
network
low complexity
dena CWE-134
5.0
2016-01-16 CVE-2016-1133 Unspecified vulnerability in Dena H2O 1.7.0
CRLF injection vulnerability in the on_req function in lib/handler/redirect.c in H2O before 1.6.2 and 1.7.x before 1.7.0-beta3 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via a crafted URI.
network
dena
4.3
2015-09-20 CVE-2015-5638 Path Traversal vulnerability in Dena H20
Directory traversal vulnerability in H2O before 1.4.5 and 1.5.x before 1.5.0-beta2, when the file.dir directive is enabled, allows remote attackers to read arbitrary files via a crafted URL.
network
dena CWE-22
4.3