CVE-2016-4817

high

Description

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.

References

https://github.com/h2o/h2o/pull/920

https://github.com/h2o/h2o/commit/1c0808d580da09fdec5a9a74ff09e103ea058dd4

http://jvndb.jvn.jp/jvndb/JVNDB-2016-000091

http://jvn.jp/en/jp/JVN87859762/index.html

Details

Source: Mitre, NVD

Published: 2016-06-19

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High