| Vulnerability Name: | CCN-78216 | ||||||
| Published: | 2012-08-31 | ||||||
| Updated: | 2012-08-31 | ||||||
| Summary: | MediaWiki could allow a remote attacker to bypass security restrictions, caused by an error in SpecialBlock.php script when handling the blocked users. A remote attacker could exploit this vulnerability to bypass security restrictions to unblock users from another block to view block reason and obtain other sensitive information. | ||||||
| CVSS v3 Severity: | 7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
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| CVSS v2 Severity: | 7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P) 6.5 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:H/RL:OF/RC:C)
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| Vulnerability Consequences: | Bypass Security | ||||||
| References: | Source: CCN Type: SA50477 MediaWiki Multiple Vulnerabilities Source: CCN Type: MediaWiki Bugzilla Web Site Bug 39823 If a block log reason was rev-deleted, it is still visible for all admins in [[Special:Block]] Source: XF Type: UNKNOWN mediawiki-specialblock-security-bypass(78216) Source: CCN Type: MediaWiki Web Site MediaWiki Source: CCN Type: MediaWiki-announce Mailing List, Fri Aug 31 04:26:30 UTC 2012 MediaWiki security release: 1.19.2 and 1.18.5 | ||||||
| Vulnerable Configuration: | Configuration CCN 1: Denotes that component is vulnerable | ||||||
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