Vulnerability Description
A buffer overflow occurs when drawing and validating elements using Direct 3D 9 with the ANGLE graphics library, used for WebGL content. This is due to an incorrect value being passed within the library during checks and results in a potentially exploitable crash. Note: This attack only affects Windows operating systems. Other operating systems are unaffected. This vulnerability affects Thunderbird < 52.5.2, Firefox ESR < 52.5.2, and Firefox < 57.0.2.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mozilla | Firefox | < 52.5.2 |
| Mozilla | Thunderbird | < 52.5.2 |
| Microsoft | Windows | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/102115Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040123Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1402372Issue TrackingPermissions Required
- https://www.mozilla.org/security/advisories/mfsa2017-28/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-30/Vendor Advisory
- http://www.securityfocus.com/bid/102115Third Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040123Third Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1402372Issue TrackingPermissions Required
- https://www.mozilla.org/security/advisories/mfsa2017-28/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-29/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-30/Vendor Advisory
FAQ
What is CVE-2017-7845?
CVE-2017-7845 is a vulnerability with a CVSS score of 8.8 (HIGH). A buffer overflow occurs when drawing and validating elements using Direct 3D 9 with the ANGLE graphics library, used for WebGL content. This is due to an incorrect value being passed within the libra...
How severe is CVE-2017-7845?
CVE-2017-7845 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-7845?
Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Mozilla Thunderbird, Microsoft Windows.