Vulnerability CVE-2016-4425

Vulnerability Name:

CVE-2016-4425 (CCN-113167)

Assigned:

2016-05-02

Published:

2016-05-02

Updated:

2016-05-19

Summary:

Jansson 2.7 and earlier allows context-dependent attackers to cause a denial of service (deep recursion, stack consumption, and crash) via crafted JSON data.

CVSS v3 Severity:

7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.6 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

CWE-20

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2016-4425

Source: CCN
Type: oss-sec Mailing List, Sun, 1 May 2016 22:10:11 +0200
CVE Request: Jansson: stack exhaustion parsing a JSON file

Source: CCN
Type: oss-sec Mailing List, Mon, 2 May 2016 08:46:47 -0400 (EDT)
Re: CVE Request: Jansson: stack exhaustion parsing a JSON file

Source: DEBIAN
Type: UNKNOWN
DSA-3577

Source: MLIST
Type: UNKNOWN
[oss-security] 20160501 CVE Request: Jansson: stack exhaustion parsing a JSON file

Source: MLIST
Type: UNKNOWN
[oss-security] 20160502 Re: CVE Request: Jansson: stack exhaustion parsing a JSON file

Source: MLIST
Type: UNKNOWN
[oss-security] 20160503 Re: CVE Request: Jansson: stack exhaustion parsing a JSON file

Source: XF
Type: UNKNOWN
jansson-cve20164425-dos(113167)

Source: CCN
Type: Jansson GIT Repository
Stack exhaustion parsing a JSON file

Source: CONFIRM
Type: Patch
https://github.com/akheron/jansson/issues/282

Source: CONFIRM
Type: Patch
https://github.com/akheron/jansson/pull/284

Source: CONFIRM
Type: UNKNOWN
https://github.com/akheron/jansson/pull/284/commits/64ce0ad3731ebd77e02897b07920eadd0e2cc318

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2016-4425

Vulnerable Configuration:

Configuration 1:

cpe:/a:jansson_project:jansson:*:*:*:*:*:*:*:* (Version <= 2.7)

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.cisecurity:def:837	P	DSA-3577-1 -- jansson -- security update	2016-07-29
oval:com.ubuntu.xenial:def:201644250000000	V	CVE-2016-4425 on Ubuntu 16.04 LTS (xenial) - low.	2016-05-17
oval:com.ubuntu.artful:def:20164425000	V	CVE-2016-4425 on Ubuntu 17.10 (artful) - low.	2016-05-17
oval:com.ubuntu.xenial:def:20164425000	V	CVE-2016-4425 on Ubuntu 16.04 LTS (xenial) - low.	2016-05-17
oval:com.ubuntu.bionic:def:20164425000	V	CVE-2016-4425 on Ubuntu 18.04 LTS (bionic) - low.	2016-05-17
oval:com.ubuntu.precise:def:20164425000	V	CVE-2016-4425 on Ubuntu 12.04 LTS (precise) - low.	2016-05-17
oval:com.ubuntu.bionic:def:201644250000000	V	CVE-2016-4425 on Ubuntu 18.04 LTS (bionic) - low.	2016-05-17
oval:com.ubuntu.trusty:def:20164425000	V	CVE-2016-4425 on Ubuntu 14.04 LTS (trusty) - low.	2016-05-17

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