Vulnerability CVE-2019-9865

Vulnerability Name:

CVE-2019-9865 (CCN-161759)

Assigned:

2019-05-28

Published:

2019-05-28

Updated:

2019-05-29

Summary:

When RPC is enabled in Wind River VxWorks 6.9 prior to 6.9.1, a specially crafted RPC request can trigger an integer overflow leading to an out-of-bounds memory copy. It may allow remote attackers to cause a denial of service (crash) or possibly execute arbitrary code.

CVSS v3 Severity:

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

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

7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

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

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

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

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

Vulnerability Type:

CWE-190

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2019-9865

Source: XF
Type: UNKNOWN
windriver-cve20199865-dos(161759)

Source: CCN
Type: Wind River Web site
Security Devices

Source: MISC
Type: Vendor Advisory
https://support2.windriver.com/index.php?page=security-notices

Source: CONFIRM
Type: Vendor Advisory
https://www.windriver.com/feeds/wind_river_security_notices.xml

Vulnerable Configuration:

Configuration 1:

cpe:/o:windriver:vxworks:6.6:*:*:*:*:*:*:*

OR cpe:/o:windriver:vxworks:6.7:*:*:*:*:*:*:*

OR cpe:/o:windriver:vxworks:6.8:*:*:*:*:*:*:*

OR cpe:/o:windriver:vxworks:*:*:*:*:*:*:*:* (Version >= 6.9 and < 6.9.1)

Denotes that component is vulnerable

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