CVE-2015-4520
Last modified
CVE-2015-4520 is a vulnerability of currently unknown severity. Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote attackers to bypass CORS preflight protection mechanisms by leveraging (1) duplicate cache-key generation or (2) retrieval of a value from an incorrect HTTP Access-Control-* response header.. EPSS estimates a 3.09% chance of exploitation in the next 30 days.
Description
Mozilla Firefox before 41.0 and Firefox ESR 38.x before 38.3 allow remote attackers to bypass CORS preflight protection mechanisms by leveraging (1) duplicate cache-key generation or (2) retrieval of a value from an incorrect HTTP Access-Control-* response header.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | 38.0 |
| Mozilla | Firefox | 38.0.1 |
| Mozilla | Firefox | 38.0.5 |
| Mozilla | Firefox | 38.1.0 |
| Mozilla | Firefox | 38.1.1 |
| Mozilla | Firefox | 38.2.0 |
| Mozilla | Firefox | 38.2.1 |
| Mozilla | Firefox | <= 40.0.3 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
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