Vulnerability Name:

CVE-2021-27023 (CCN-213741)

Assigned:2021-11-18
Published:2021-11-18
Updated:2022-01-24
Summary:A flaw was discovered in Puppet Agent and Puppet Server that may result in a leak of HTTP credentials when following HTTP redirects to a different host. This is similar to CVE-2018-1000007
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
6.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N)
5.7 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: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): Low
Integrity (I): Low
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
6.4 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2021-27023

Source: XF
Type: UNKNOWN
puppet-cve202127023-info-disc(213741)

Source: FEDORA
Type: Mailing List, Third Party Advisory
FEDORA-2021-1c0e788093

Source: CCN
Type: Puppet Web site
CVE-2021-27023 - Unsafe HTTP Redirect

Source: MISC
Type: Vendor Advisory
https://puppet.com/security/cve/CVE-2021-27023

Vulnerable Configuration:Configuration 1:
  • cpe:/a:puppet:puppet_enterprise:*:*:*:*:*:*:*:* (Version < 2019.8.9)
  • OR cpe:/a:puppet:puppet_enterprise:*:*:*:*:*:*:*:* (Version >= 2021.0.0 and < 2021.4)
  • OR cpe:/a:puppet:puppet_agent:*:*:*:*:*:*:*:* (Version < 6.25.1)
  • OR cpe:/a:puppet:puppet_agent:*:*:*:*:*:*:*:* (Version >= 7.0.0 and < 7.12.1)
  • OR cpe:/a:puppet:puppet_server:*:*:*:*:*:*:*:* (Version < 6.17.1)
  • OR cpe:/a:puppet:puppet_server:*:*:*:*:*:*:*:* (Version >= 7.0.0 and < 7.4.2)

  • Configuration 2:
  • cpe:/o:fedoraproject:fedora:35:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:puppet:puppet:*:*:*:*:enterprise:*:*:*
  • OR cpe:/a:puppet:puppet_agent:*:*:*:*:*:*:*:*
  • OR cpe:/a:puppet:puppet_server:*:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    BACK
    puppet puppet enterprise *
    puppet puppet enterprise *
    puppet puppet agent *
    puppet puppet agent *
    puppet puppet server *
    puppet puppet server *
    fedoraproject fedora 35
    puppet puppet *
    puppet puppet agent *
    puppet puppet server *