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CVE-2023-30847

Published: 27/04/2023 Updated: 09/05/2023
CVSS v3 Base Score: 8.2 | Impact Score: 4.2 | Exploitability Score: 3.9
VMScore: 0
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Vulnerability Summary

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 back end HTTP servers. Pull request number 3229 fixes the issue. The pull request has been merged to the `master` branch in commit f010336. Users should upgrade to commit f010336 or later.

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dena h2o

dena h2o 2.3.0

References

CWE-824https://github.com/h2o/h2o/security/advisories/GHSA-p5hj-phwj-hrvxhttps://github.com/h2o/h2o/commit/f010336bab162839df43d9e87570897466c97e33https://github.com/h2o/h2o/pull/3229https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-27322CVE-2006-4304wirelessCVE-2023-23022local file inclusionCVE-2024-27058CVE-2024-33820open redirectCVE-2024-27079
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