CVE-2017-7820
Description
The instanceof operator can bypass the Xray wrapper mechanism. When called on web content from the browser itself or an extension the web content can provide its own result for that operator, possibly tricking the browser or extension into mishandling the element. This vulnerability affects Firefox < 56.
Risk Information
Base Score
5.3
MODERATE
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS Score
Exploitation Probability
0.807
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Update for Mozilla Firefox (56.0) | Windows |
| Update for Mozilla Firefox x64 (56.0) | Windows |
| Update for Mozilla Firefox (56.0.1) | Windows |
| Update for Mozilla Firefox x64 (56.0.1) | Windows |
| Update for Mozilla Firefox (56.0.2) | Windows |
| Update for Mozilla Firefox x64 (56.0.2) | Windows |
| Multiple vulnerabilities are fixed in Update for Mozilla Firefox For Mac (56.0) | Mac |
| Multiple vulnerabilities are fixed in Update for Mozilla Firefox For Mac (56.0.1) | Mac |
| Multiple vulnerabilities are fixed in Update for Mozilla Firefox For Mac (56.0.2) | Mac |
| Multiple Vulnerabilities are affected in Mozilla Firefox for Mac 55.0.3 | Mac |
Patch Details
Click to see the patches provided by ManageEngine for this CVE
| Patch ID | Patch Description |
|---|---|
| PATCH-306454 | Update for Mozilla Firefox (56.0) |
| PATCH-306455 | Update for Mozilla Firefox x64 (56.0) |
| PATCH-306497 | Update for Mozilla Firefox (56.0.1) |
| PATCH-306498 | Update for Mozilla Firefox x64 (56.0.1) |
| PATCH-306578 | Update for Mozilla Firefox (56.0.2) |
| PATCH-306579 | Update for Mozilla Firefox x64 (56.0.2) |
| PATCH-607000 | Mozilla Firefox For Mac (124.0) |
| PATCH-607000 | Mozilla Firefox For Mac (124.0) |
| PATCH-607000 | Mozilla Firefox For Mac (124.0) |
| PATCH-611870 | Mozilla Firefox For Mac (142.0.1) |
References
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234