CVE-2015-7327
The MITRE CVE dictionary describes this issue as:
Mozilla Firefox before 41.0 does not properly restrict the availability of High Resolution Time API times, which allows remote attackers to track last-level cache access, and consequently obtain sensitive information, via crafted JavaScript code that makes performance.now calls.
Find out more about CVE-2015-7327 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:N/A:N |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | None |
| Availability Impact | None |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Affected Packages State
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | firefox | Not affected |
| Red Hat Enterprise Linux 7 | thunderbird | Not affected |
| Red Hat Enterprise Linux 6 | firefox | Not affected |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected |
| Red Hat Enterprise Linux 5 | thunderbird | Not affected |
| Red Hat Enterprise Linux 5 | firefox | Not affected |
Acknowledgements
Red Hat would like to thank the Mozilla project for reporting these issues. Upstream acknowledges Yossef Oren, Vasileios P. Kemerlis, Simha Sethumadhavan, and Angelos D. Keromytis of Columbia University's Network Security Lab, and Amit Klein as the original reporters.External References
CVE description copyright © 2017, The MITRE Corporation