Improper input validation in Mozilla Firefox
CVE-2017-5415
An attack can use a blob URL and script to spoof an arbitrary addressbar URL prefaced by "blob:" as the protocol, leading to user confusion and further spoofing attacks. This vulnerability affects Firefox < 52.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.126 (95.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Mozilla Firefox — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@mozilla.org (x_refsource_CONFIRM, Vendor Advisory)
- security@mozilla.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- security@mozilla.org (x_refsource_CONFIRM, Exploit, Patch, Issue Tracking)
- security@mozilla.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
Frequently asked questions
- What is CVE-2017-5415?
- CVE-2017-5415 is a medium-severity vulnerability in Mozilla Firefox, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2018-06-11.
- How severe is CVE-2017-5415?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2017-5415 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.