Vulnerability CVE-2018-15617

Vulnerability Name:

CVE-2018-15617 (CCN-156524)

Assigned:

2018-08-21

Published:

2019-01-31

Updated:

2019-10-09

Summary:

A vulnerability in the "capro" (Call Processor) process component of Avaya Aura Communication Manager could allow a remote, unauthenticated user to cause denial of service. Affected versions include 6.3.x, all 7.x versions prior to 7.1.3.2, and all 8.x versions prior to 8.0.1.

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

6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
5.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/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): Low User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

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

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

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

Vulnerability Type:

CWE-noinfo

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2018-15617

Source: BID
Type: Third Party Advisory, VDB Entry
106826

Source: CCN
Type: Avaya Security Advisory ASA-2018-328
Communication Manager Denial of Service vulnerability (CVE-2018-15617)

Source: CONFIRM
Type: Vendor Advisory
https://downloads.avaya.com/css/P8/documents/101055396

Source: XF
Type: UNKNOWN
avaya-aura-cve201815617-dos(156524)

Vulnerable Configuration:

Configuration 1:

cpe:/a:avaya:aura_communication_manager:*:*:*:*:*:*:*:* (Version >= 6.3.0.1 and <= 6.3.17.0)

OR cpe:/a:avaya:aura_communication_manager:*:*:*:*:*:*:*:* (Version >= 7.0 and < 7.1.3.2)

OR cpe:/a:avaya:aura_communication_manager:*:*:*:*:*:*:*:* (Version >= 8.0 and < 8.0.1)

Denotes that component is vulnerable

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