Vulnerability CVE-2015-8547

Vulnerability Name:

CVE-2015-8547 (CCN-109186)

Assigned:

2015-12-12

Published:

2015-12-12

Updated:

2018-10-30

Summary:

The CoreUserInputHandler::doMode function in core/coreuserinputhandler.cpp in Quassel 0.10.0 allows remote attackers to cause a denial of service (application crash) via the "/op *" command in a query.

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)
6.6 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:U/RC:R)

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)
4.7 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:U/RC:R)

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-17

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2015-8547

Source: FEDORA
Type: UNKNOWN
FEDORA-2016-7f0b1e47ac

Source: FEDORA
Type: UNKNOWN
FEDORA-2016-3bc3d7f66e

Source: SUSE
Type: UNKNOWN
openSUSE-SU-2015:2345

Source: CCN
Type: Quassel Web site
Blogs | Quassel IRC

Source: CCN
Type: oss-sec Mailing List, Sat, 12 Dec 2015 10:55:10 +0100
CVE request: Remote DoS in Quassel

Source: CCN
Type: oss-sec Mailing List, Sat, 12 Dec 2015 22:15:25 -0500 (EST)
Re: CVE request: Remote DoS in Quassel

Source: MLIST
Type: UNKNOWN
[oss-security] 20151212 CVE request: Remote DoS in Quassel

Source: MLIST
Type: UNKNOWN
[oss-security] 20151212 Re: CVE request: Remote DoS in Quassel

Source: XF
Type: UNKNOWN
quassel-cve20158547-dos(109186)

Source: CONFIRM
Type: Vendor Advisory
https://github.com/quassel/quassel/commit/b8edbda019eeb99da8663193e224efc9d1265dc7

Source: CONFIRM
Type: UNKNOWN
https://github.com/quassel/quassel/pull/153

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2015-8547

Vulnerable Configuration:

Configuration 1:

cpe:/a:quassel-irc:quassel:*:*:*:*:*:*:*:* (Version <= 0.10.0)

Configuration 2:

cpe:/o:opensuse:leap:42.1:*:*:*:*:*:*:*

OR cpe:/o:opensuse:opensuse:13.1:*:*:*:*:*:*:*

OR cpe:/o:opensuse:opensuse:13.2:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:quassel:quassel_core:*:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:20158547	V	CVE-2015-8547	2022-06-30
oval:org.opensuse.security:def:113322	P	quassel-base-0.12.4-3.3 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:106731	P	Security update for libvirt (Important)	2021-10-27
oval:com.ubuntu.cosmic:def:201585470000000	V	CVE-2015-8547 on Ubuntu 18.10 (cosmic) - medium.	2016-01-08
oval:com.ubuntu.artful:def:20158547000	V	CVE-2015-8547 on Ubuntu 17.10 (artful) - medium.	2016-01-08
oval:com.ubuntu.trusty:def:20158547000	V	CVE-2015-8547 on Ubuntu 14.04 LTS (trusty) - medium.	2016-01-08
oval:com.ubuntu.bionic:def:201585470000000	V	CVE-2015-8547 on Ubuntu 18.04 LTS (bionic) - medium.	2016-01-08
oval:com.ubuntu.bionic:def:20158547000	V	CVE-2015-8547 on Ubuntu 18.04 LTS (bionic) - medium.	2016-01-08
oval:com.ubuntu.xenial:def:20158547000	V	CVE-2015-8547 on Ubuntu 16.04 LTS (xenial) - medium.	2016-01-08
oval:com.ubuntu.xenial:def:201585470000000	V	CVE-2015-8547 on Ubuntu 16.04 LTS (xenial) - medium.	2016-01-08
oval:com.ubuntu.cosmic:def:20158547000	V	CVE-2015-8547 on Ubuntu 18.10 (cosmic) - medium.	2016-01-08
oval:com.ubuntu.disco:def:201585470000000	V	CVE-2015-8547 on Ubuntu 19.04 (disco) - medium.	2016-01-08
oval:com.ubuntu.precise:def:20158547000	V	CVE-2015-8547 on Ubuntu 12.04 LTS (precise) - medium.	2016-01-08

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