Vulnerability Name:

CVE-2021-3494 (CCN-200776)

Assigned:2021-04-16
Published:2021-04-16
Updated:2021-05-04
Summary:A smart proxy that provides a restful API to various sub-systems of the Foreman is affected by the flaw which can cause a Man-in-the-Middle attack. The FreeIPA module of Foreman smart proxy does not check the SSL certificate, thus, an unauthenticated attacker can perform actions in FreeIPA if certain conditions are met. The highest threat from this flaw is to system confidentiality. This flaw affects Foreman versions before 2.5.0.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/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): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
6.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N)
5.3 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.9 Medium (CCN CVSS v2 Vector: AV:N/AC:H/Au:S/C:C/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-319
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2021-3494

Source: CCN
Type: Red Hat Bugzilla – Bug 1948005
(CVE-2021-3494) - CVE-2021-3494 foreman: possible man-in-the-middle in smart_proxy realm_freeipa

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1948005

Source: XF
Type: UNKNOWN
foreman-cve20213494-mitm(200776)

Source: CCN
Type: smart-proxy GIT Repository
Fixes #32288 - verify FreeIPA CA by default and new setting #787

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2021-3494

Vulnerable Configuration:Configuration 1:
  • cpe:/a:theforeman:foreman:*:*:*:*:*:*:*:* (Version < 2.5.0)

    • Configuration CCN 1:
  • cpe:/a:theforeman:foreman:2.4.0:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    theforeman foreman *
    theforeman foreman 2.4.0 -