CVE-2020-15657: mozilla firefox Uncontrolled Search Path Element
Vulnerability summary
CVE-2020-15657 is a high (CVSS 7.8) Uncontrolled Search Path Element vulnerability in mozilla firefox. EPSS estimates a 0.35% chance of exploitation in the next 30 days, higher than 27.6% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 9 · Related 9Timeline
- 10-08-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Firefox could be made to load attacker-supplied DLL files from the installation directory. This required an attacker that is already capable of placing files in the installation directory. *Note: This issue only affected Windows operating systems. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 78.1, Firefox < 79, and Thunderbird < 78.1.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.35%
Chance of exploitation in the next 30 days
Percentile
28%
Versus all other CVEs
30-day change
0.00 pp
From 0.35% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Mozilla3 products
- firefox≥ unspecified, < 79 | < 79.0
- firefox_esr≥ unspecified, < 78.1 | < 78.1
- thunderbird≥ unspecified, < 78.1 | < 78.1
1 vendor · 3 products
References
5 links- bugzilla.mozilla.org/show_bug.cgi?id=1644954X Refsource MISCIssue TrackingPermissions RequiredVendor Advisory
- lists.opensuse.org/opensuse-security-announce/2020-08/msg00025.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory