CVE-2016-4817

lib/http2/connection.c in H2O before 1.7.3 and 2.x before 2.0.0-beta5 mishandles HTTP/2 disconnection, which allows remote attackers to cause a denial of service (use-after-free and application crash) or possibly execute arbitrary code via a crafted packet.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : 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
http://jvn.jp/en/jp/JVN87859762/index.html	Vendor Advisory
http://jvndb.jvn.jp/jvndb/JVNDB-2016-000091	Vendor Advisory
https://github.com/h2o/h2o/pull/920	Vendor Advisory
https://github.com/h2o/h2o/commit/1c0808d580da09fdec5a9a74ff09e103ea058dd4

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:dena:h2o::beta4::::::*
	cpe:2.3:a:dena:h2o::::::::

Information

Published : 2016-06-18 18:59

Updated : 2021-04-19 07:01

NVD link : CVE-2016-4817

Mitre link : CVE-2016-4817

JSON object : View

CWE

NVD-CWE-Other

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Products Affected

dena

h2o

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