Vulnerability CVE-2020-3956

Vulnerability Name:

CVE-2020-3956 (CCN-182170)

Assigned:

2019-12-30

Published:

2020-05-19

Updated:

2021-12-13

Summary:

VMware Cloud Director 10.0.x before 10.0.0.2, 9.7.0.x before 9.7.0.5, 9.5.0.x before 9.5.0.6, and 9.1.0.x before 9.1.0.4 do not properly handle input leading to a code injection vulnerability. An authenticated actor may be able to send malicious traffic to VMware Cloud Director which may lead to arbitrary remote code execution. This vulnerability can be exploited through the HTML5- and Flex-based UIs, the API Explorer interface and API access.

CVSS v3 Severity:

8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.9 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/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): High Integrity (I): High Availibility (A): High

8.8 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.9 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/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): High Integrity (I): High Availibility (A): High

CVSS v2 Severity:

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

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

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

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): Complete Integrity (I): Complete Availibility (A): Complete

Vulnerability Type:

CWE-917

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2020-3956

Source: MISC
Type: Exploit, Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/157909/vCloud-Director-9.7.0.15498291-Remote-Code-Execution.html

Source: MISC
Type: Exploit, Third Party Advisory
https://citadelo.com/en/blog/full-infrastructure-takeover-of-vmware-cloud-director-CVE-2020-3956/

Source: XF
Type: UNKNOWN
vmware-cve20203956-code-exec(182170)

Source: MISC
Type: Exploit, Third Party Advisory
https://github.com/aaronsvk/CVE-2020-3956

Source: CCN
Type: Packet Storm Security [06-02-2020]
vCloud Director 9.7.0.15498291 Remote Code Execution

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [06-02-2020]

Source: CCN
Type: VMware Security Advisory VMSA-2020-0010
VMware Cloud Director updates address Code Injection Vulnerability (CVE-2020-3956)

Source: MISC
Type: Vendor Advisory
https://www.vmware.com/security/advisories/VMSA-2020-0010.html

Vulnerable Configuration:

Configuration 1:

cpe:/a:vmware:vcloud_director:*:*:*:*:*:*:*:* (Version >= 9.5.0.0 and < 9.5.0.6)

OR cpe:/a:vmware:vcloud_director:*:*:*:*:*:*:*:* (Version >= 9.7.0.0 and < 9.7.0.5)

OR cpe:/a:vmware:vcloud_director:*:*:*:*:*:*:*:* (Version >= 10.0.0.0 and < 10.0.0.2)

AND

cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*

OR cpe:/o:vmware:photon_os:-:*:*:*:*:*:*:*

Configuration 2:

cpe:/a:vmware:vcloud_director:*:*:*:*:*:*:*:* (Version >= 9.1.0.0 and < 9.1.0.4)

AND

cpe:/o:linux:linux_kernel:-:*:*:*:*:*:*:*

Denotes that component is vulnerable

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