CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
49.9%
GLPI 9.2 and prior to 9.5.6 is susceptible to information disclosure via the telemetry endpoint, which discloses GLPI and server information. An attacker can possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
id: CVE-2021-39211
info:
name: GLPI 9.2/<9.5.6 - Information Disclosure
author: dogasantos,noraj
severity: medium
description: GLPI 9.2 and prior to 9.5.6 is susceptible to information disclosure via the telemetry endpoint, which discloses GLPI and server information. An attacker can possibly obtain sensitive information, modify data, and/or execute unauthorized operations.
impact: |
Information disclosure vulnerability in GLPI versions 9.2 to <9.5.6 allows an attacker to access sensitive information.
remediation: This issue is fixed in version 9.5.6. As a workaround, remove the file ajax/telemetry.php, which is not needed for usual GLPI functions.
reference:
- https://github.com/glpi-project/glpi/security/advisories/GHSA-xx66-v3g5-w825
- https://github.com/glpi-project/glpi/releases/tag/9.5.6
- https://nvd.nist.gov/vuln/detail/CVE-2021-39211
- https://github.com/ARPSyndicate/kenzer-templates
- https://github.com/StarCrossPortal/scalpel
classification:
cvss-metrics: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
cvss-score: 5.3
cve-id: CVE-2021-39211
cwe-id: CWE-200,NVD-CWE-noinfo
epss-score: 0.00126
epss-percentile: 0.47223
cpe: cpe:2.3:a:glpi-project:glpi:*:*:*:*:*:*:*:*
metadata:
max-request: 2
vendor: glpi-project
product: glpi
shodan-query:
- http.title:"glpi"
- http.favicon.hash:"-1474875778"
fofa-query:
- icon_hash="-1474875778"
- title="glpi"
google-query: intitle:"glpi"
tags: cve,cve2021,glpi,exposure,glpi-project
http:
- method: GET
path:
- "{{BaseURL}}/ajax/telemetry.php"
- "{{BaseURL}}/glpi/ajax/telemetry.php"
matchers-condition: and
matchers:
- type: word
words:
- '"uuid":'
- '"glpi":'
condition: and
- type: status
status:
- 200
# digest: 4b0a00483046022100ef8933c26d5bda7c563e90fcacd767ac9ec4ada1dd5bf689cc80b1f8d3c69ea6022100f38cdc492606d34fa5636a4a7bbb58c0c4cc7f7d38b86aa6ea6c4edb4fb8c974:922c64590222798bb761d5b6d8e72950
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
AI Score
Confidence
High
EPSS
Percentile
49.9%