CVE-2016-4864 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, redirec...
HighCVSS 7.5
EPSS 1.8%
- Published
- Updated
- Exploit status
- No public exploit known
Description
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.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| dena h2o | >= 2.0.0, <= 2.0.3 | No fix listed |
| dena h2o | = 2.1.0 | No fix listed |
| dena h2o | = 2.1.0-beta1 | No fix listed |
| Kazuho Oku H2O | = versions 2.0.3 and earlier | No fix listed |
| Kazuho Oku H2O | = versions 2.1.0-beta2 and earlier | No fix listed |
References
- github.com patch third-party-advisory
- JVN#94779084 third-party-advisory vdb-entry
- Debian Security Tracker CVE-2016-4864 vendor-advisory