VulnerabilityModified
CVE-2017-5471
Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code.
CRITICAL 9.8EPSS 1.64%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.64%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Memory safety bugs were reported in Firefox 53. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 54.
- CVSS 3.0
- 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.64% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- mozilla/firefox
- Source
- security@mozilla.org
References
- http://www.securityfocus.com/bid/99042Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038689Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1349604%2C1318645%2C1361098%2C1361100%2C1341026%2C1349421%2C1360852%2C1299147%2C1352073%2C1354853%2C1366446%2C1342181%2C1343069Issue Tracking, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-15/Vendor Advisory
- http://www.securityfocus.com/bid/99042Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1038689Third Party Advisory, VDB Entry
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1349604%2C1318645%2C1361098%2C1361100%2C1341026%2C1349421%2C1360852%2C1299147%2C1352073%2C1354853%2C1366446%2C1342181%2C1343069Issue Tracking, Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-15/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.