Vulnerability CVE-2017-15923

Vulnerability Name:

CVE-2017-15923 (CCN-135062)

Assigned:

2017-11-10

Published:

2017-11-10

Updated:

2019-10-03

Summary:

Konversation 1.4.x, 1.5.x, 1.6.x, and 1.7.x before 1.7.3 allow remote attackers to cause a denial of service (crash) via vectors related to parsing of IRC color formatting codes.

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-noinfo

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2017-15923

Source: CCN
Type: konversation GIT Repository
Stay within bounds

Source: CONFIRM
Type: Patch, Vendor Advisory
https://cgit.kde.org/konversation.git/commit/?h=1.7&id=6a7f59ee1b9dbc6e5cf9e5f3b306504d02b73ef0

Source: XF
Type: UNKNOWN
konversation-cve201715923-dos(135062)

Source: CONFIRM
Type: Patch, Vendor Advisory
https://konversation.kde.org/

Source: MLIST
Type: Mailing List, Third Party Advisory
[debian-lts-announce] 20171118 [SECURITY] [DLA 1174-1] konversation security update

Source: DEBIAN
Type: Third Party Advisory
DSA-4033

Vulnerable Configuration:

Configuration 1:

cpe:/a:konversation:konversation:*:*:*:*:*:*:*:* (Version >= 1.4 and < 1.7.3)

Configuration 2:

cpe:/o:debian:debian_linux:7.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*

OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:konversation:konversation:1.4:*:*:*:*:*:*:*

OR cpe:/a:konversation:konversation:1.5:*:*:*:*:*:*:*

OR cpe:/a:konversation:konversation:1.6:*:*:*:*:*:*:*

OR cpe:/a:konversation:konversation:1.7:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:201715923	V	CVE-2017-15923	2022-06-30
oval:org.opensuse.security:def:112517	P	konversation-21.08.1-1.2 on GA media (Moderate)	2022-01-17
oval:org.opensuse.security:def:106008	P	konversation-21.08.1-1.2 on GA media (Moderate)	2021-10-01
oval:com.ubuntu.artful:def:201715923000	V	CVE-2017-15923 on Ubuntu 17.10 (artful) - low.	2017-11-15
oval:com.ubuntu.xenial:def:2017159230000000	V	CVE-2017-15923 on Ubuntu 16.04 LTS (xenial) - low.	2017-11-15
oval:com.ubuntu.trusty:def:201715923000	V	CVE-2017-15923 on Ubuntu 14.04 LTS (trusty) - low.	2017-11-15
oval:com.ubuntu.xenial:def:201715923000	V	CVE-2017-15923 on Ubuntu 16.04 LTS (xenial) - low.	2017-11-15

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