Vulnerability Name:

CVE-2020-29003 (CCN-192330)

Assigned:2020-10-26
Published:2020-10-26
Updated:2020-11-30
Summary:The PollNY extension for MediaWiki through 1.35 allows XSS via an answer option for a poll question, entered during Special:CreatePoll or Special:UpdatePoll.
CVSS v3 Severity:5.4 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)
4.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/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): Low
User Interaction (UI): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
6.1 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N)
5.3 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/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): Required
Scope:Scope (S): Changed
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): None
CVSS v2 Severity:3.5 Low (CVSS v2 Vector: AV:N/AC:M/Au:S/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
5.5 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:S/C:P/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-79
Vulnerability Consequences:Cross-Site Scripting
References:Source: MITRE
Type: CNA
CVE-2020-29003

Source: XF
Type: UNKNOWN
pollnyextension-cve202029003-xss(192330)

Source: CCN
Type: Phabricator Web page
PollNY: Stored XSS

Source: MISC
Type: Exploit, Issue Tracking, Vendor Advisory
https://phabricator.wikimedia.org/T266508

Source: CCN
Type: MediaWiki Web site
PollNY extension for MediaWiki

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2020-29003

Vulnerable Configuration:Configuration 1:
  • cpe:/a:mediawiki:mediawiki:*:*:*:*:*:*:*:* (Version <= 1.35)

    • Configuration CCN 1:
  • cpe:/a:mediawiki:mediawiki:-:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    mediawiki mediawiki *
    mediawiki mediawiki -