CVE-2016-4864

2017-05-1218:29:00

Debian Security Bug Tracker

security-tracker.debian.org

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

49.6%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allh2o< 2.2.5+dfsg2-7h2o_2.2.5+dfsg2-7_all.deb
Debian11allh2o< 2.2.5+dfsg2-6h2o_2.2.5+dfsg2-6_all.deb
Debian999allh2o< 2.2.5+dfsg2-8.1h2o_2.2.5+dfsg2-8.1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	h2o	< 2.2.5+dfsg2-7	h2o_2.2.5+dfsg2-7_all.deb
Debian	11	all	h2o	< 2.2.5+dfsg2-6	h2o_2.2.5+dfsg2-6_all.deb
Debian	999	all	h2o	< 2.2.5+dfsg2-8.1	h2o_2.2.5+dfsg2-8.1_all.deb