Vulnerability in Mozilla Firefox
CVE-2017-7797
Response header name interning does not have same-origin protections and these headers are stored in a global registry. This allows stored header names to be available cross-origin. This vulnerability affects Firefox < 55.
EPSS: 0.008 (53.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Mozilla Firefox — versions unspecified
Weakness classification (CWE)
References
- security@mozilla.org (x_refsource_CONFIRM, Exploit, Patch, Issue Tracking)
- security@mozilla.org (x_refsource_CONFIRM, Vendor Advisory)
- security@mozilla.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2017-7797?
- CVE-2017-7797 is a high-severity vulnerability in Mozilla Firefox, classified under Origin Validation Error. CVSS score: 7.5/10. Published 2018-06-11.
- How severe is CVE-2017-7797?
- High severity. CVSS v3 base score is 7.5 out of 10.