Vulnerabilities > Dena > H2O > 1.4.5

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
2022-02-01 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