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, redirect or reproxy.

CVSS v3 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3 : HIGH

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/h2o/h2o/issues/1077	Patch Third Party Advisory
https://jvn.jp/en/jp/JVN94779084/index.html	Third Party Advisory VDB Entry

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:dena:h2o::::::::
	cpe:2.3:a:dena:h2o:2.1.0:::::::*
	cpe:2.3:a:dena:h2o:2.1.0:beta1::::::

History

No history.

Information

Published : 2017-05-12 18:29

Updated : 2019-02-26 16:03

NVD link : CVE-2016-4864

Mitre link : CVE-2016-4864

CVE.ORG link : CVE-2016-4864

JSON object : View

Products Affected

dena

h2o

CWE

CWE-134

Use of Externally-Controlled Format String

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