Vulnerability Name:

CVE-2018-17858 (CCN-151294)

Assigned:2018-10-05
Published:2018-10-05
Updated:2018-11-26
Summary:An issue was discovered in Joomla! before 3.8.13. com_installer actions do not have sufficient CSRF hardening in the backend.
CVSS v3 Severity:8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
7.7 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): High
Availibility (A): High
4.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N)
3.8 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/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): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-352
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2018-17858

Source: BID
Type: Third Party Advisory, VDB Entry
105559

Source: CCN
Type: BID-105559
Joomla! Core Multiple Security Vulnerabilities

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1041914

Source: CCN
Type: Joomla! Developer Web site
[20181005] - Core - CSRF hardening in com_installer

Source: CONFIRM
Type: Vendor Advisory
https://developer.joomla.org/security-centre/755-20181005-core-csrf-hardening-in-com-installer.html

Source: XF
Type: UNKNOWN
joomla-cve201817858-csrf(151294)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:joomla:joomla!:*:*:*:*:*:*:*:* (Version >= 2.5.0 and < 3.8.13)

    • * Denotes that component is vulnerable
    BACK
    joomla joomla! *