Vulnerability Name:

CVE-2021-22148 (CCN-209427)

Assigned:2021-08-03
Published:2021-08-03
Updated:2021-10-18
Summary:Elastic Enterprise Search App Search versions before 7.14.0 was vulnerable to an issue where API keys were not bound to the same engines as their creator. This could lead to a less privileged user gaining access to unauthorized engines.
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)
7.7 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:U/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
8.1 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N)
7.1 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:N/E:U/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): None
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
8.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:C/I:C/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): None
Vulnerability Type:CWE-732
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2021-22148

Source: CCN
Type: Elasticsearch ESA-2021-19
Enterprise Search Privilege Escalation issue

Source: MISC
Type: Vendor Advisory
https://discuss.elastic.co/t/elastic-stack-7-14-0-security-update/280344

Source: XF
Type: UNKNOWN
elasticsearch-cve202122148-priv-esc(209427)

Source: MISC
Type: Vendor Advisory
https://www.elastic.co/community/security/

Vulnerable Configuration:Configuration 1:
  • cpe:/a:elastic:enterprise_search:*:*:*:*:*:*:*:* (Version < 7.14.0)

    • * Denotes that component is vulnerable
    BACK
    elastic enterprise search *