Vulnerability Name:

CVE-2021-33008 (CCN-204675)

Assigned:2021-06-29
Published:2021-06-29
Updated:2022-04-13
Summary:AVEVA System Platform versions 2017 through 2020 R2 P01 does not perform any authentication for functionality that requires a provable user identity.
CVSS v3 Severity:9.8 Critical (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
8.5 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/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): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
8.0 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
7.0 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Adjacent
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:7.5 High (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
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.7 High (CCN CVSS v2 Vector: AV:A/AC:L/Au:S/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-306
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2021-33008

Source: XF
Type: UNKNOWN
aveva-cve202133008-sec-bypass(204675)

Source: CCN
Type: ICSA-21-180-05
AVEVA System Platform

Source: CCN
Type: AVEVA-2021-002
System Platform - Vulnerabilities in AutoBuild Chaining to Arbitrary Code Execution or Denial of Service

Source: CONFIRM
Type: Vendor Advisory
https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-002.pdf

Source: CONFIRM
Type: Third Party Advisory, US Government Resource
https://www.cisa.gov/uscert/ics/advisories/icsa-21-180-05

Vulnerable Configuration:Configuration 1:
  • cpe:/a:aveva:system_platform:*:*:*:*:*:*:*:* (Version >= 2017 and < 2020)
  • OR cpe:/a:aveva:system_platform:2020:-:*:*:*:*:*:*
  • OR cpe:/a:aveva:system_platform:2020:r2:*:*:*:*:*:*
  • OR cpe:/a:aveva:system_platform:2020:r2_p01:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    aveva system platform *
    aveva system platform 2020 -
    aveva system platform 2020 r2
    aveva system platform 2020 r2_p01