Vulnerability Name:

CVE-2021-21980 (CCN-213975)

Assigned:2021-11-23
Published:2021-11-23
Updated:2022-07-12
Summary:The vSphere Web Client (FLEX/Flash) contains an unauthorized arbitrary file read vulnerability. A malicious actor with network access to port 443 on vCenter Server may exploit this issue to gain access to sensitive information.
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/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): High
Integrity (I): None
Availibility (A): None
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/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): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-21980

Source: XF
Type: UNKNOWN
vmware-cve202121980-info-disc(213975)

Source: CCN
Type: IBM Security Bulletin 6588227 (Cloud Pak System)
Vulnerabilities in vCenter affect IBM Cloud Pak System (CVE-2021-21980, CVE-2021-22049 )

Source: CCN
Type: VMware Security Advisory VMSA-2021-0027
VMware vCenter Server updates address arbitrary file read and SSRF vulnerabilities (CVE-2021-21980, CVE-2021-22049)

Source: MISC
Type: Patch, Vendor Advisory
https://www.vmware.com/security/advisories/VMSA-2021-0027.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:vmware:vcenter_server:6.5:-:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:-:*:*:*:*:*:*
  • OR cpe:/a:vmware:cloud_foundation:3.0:-:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3o:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3n:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3m:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3l:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3j:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3g:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_2d:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_2g:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_3:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_3d:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_3f:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_3k:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_3n:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_3p:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_3q:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_1:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_1b:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_2:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_2a:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_2c:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3a:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3b:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:update_3f:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_1:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_1b:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_1c:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_1d:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_1e:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_1g:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_2:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_2b:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.5:update_2c:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:vmware:vcenter_server:6.5:*:*:*:*:*:*:*
  • OR cpe:/a:vmware:vcenter_server:6.7:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:cloud_pak_system:2.3.0.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:cloud_pak_system:2.3.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:cloud_pak_system:2.3.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:cloud_pak_system:2.3.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:cloud_pak_system:2.3.3.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:cloud_pak_system:2.3.3.2:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:cloud_pak_system:2.3.3.3:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    vmware vcenter server 6.5 -
    vmware vcenter server 6.7 -
    vmware cloud foundation 3.0 -
    vmware vcenter server 6.7 update_3o
    vmware vcenter server 6.7 update_3n
    vmware vcenter server 6.7 update_3m
    vmware vcenter server 6.7 update_3l
    vmware vcenter server 6.7 update_3j
    vmware vcenter server 6.7 update_3g
    vmware vcenter server 6.5 update_2d
    vmware vcenter server 6.5 update_2g
    vmware vcenter server 6.5 update_3
    vmware vcenter server 6.5 update_3d
    vmware vcenter server 6.5 update_3f
    vmware vcenter server 6.5 update_3k
    vmware vcenter server 6.5 update_3n
    vmware vcenter server 6.5 update_3p
    vmware vcenter server 6.5 update_3q
    vmware vcenter server 6.7 update_1
    vmware vcenter server 6.7 update_1b
    vmware vcenter server 6.7 update_2
    vmware vcenter server 6.7 update_2a
    vmware vcenter server 6.7 update_2c
    vmware vcenter server 6.7 update_3
    vmware vcenter server 6.7 update_3a
    vmware vcenter server 6.7 update_3b
    vmware vcenter server 6.7 update_3f
    vmware vcenter server 6.5 update_1
    vmware vcenter server 6.5 update_1b
    vmware vcenter server 6.5 update_1c
    vmware vcenter server 6.5 update_1d
    vmware vcenter server 6.5 update_1e
    vmware vcenter server 6.5 update_1g
    vmware vcenter server 6.5 update_2
    vmware vcenter server 6.5 update_2b
    vmware vcenter server 6.5 update_2c
    vmware vcenter server 6.5
    vmware vcenter server 6.7
    ibm cloud pak system 2.3.0.1
    ibm cloud pak system 2.3.1.1
    ibm cloud pak system 2.3.2.0
    ibm cloud pak system 2.3.3.0
    ibm cloud pak system 2.3.3.1
    ibm cloud pak system 2.3.3.2
    ibm cloud pak system 2.3.3.3