| Vulnerability Name: | CCN-77398 | ||||||
| Published: | 2012-08-02 | ||||||
| Updated: | 2012-08-02 | ||||||
| Summary: | Opera is vulnerable to cross-site scripting, caused by an error when handling HTML characters. A remote attacker could exploit this vulnerability to bypass the HTML sanitizer to execute script in a victim's Web browser within the security context of the hosting Web site, once the URL is clicked. An attacker could use this vulnerability to steal the victim's cookie-based authentication credentials. | ||||||
| CVSS v3 Severity: | 5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
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| CVSS v2 Severity: | 4.3 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N) 3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N/E:H/RL:OF/RC:C)
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| Vulnerability Consequences: | Gain Access | ||||||
| References: | Source: CCN Type: SA50044 Opera Multiple Vulnerabilities Source: CCN Type: Opera KB 1026 Certain characters in HTML can incorrectly be ignored, which can facilitate XSS attacks Source: CCN Type: BID-54779 Opera Web Browser HTML Injection Vulnerability Source: XF Type: UNKNOWN opera-html-characters-xss(77398) | ||||||
| Vulnerable Configuration: | Configuration CCN 1: Denotes that component is vulnerable | ||||||
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