SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-5379

Use-after-free vulnerability in Web Animations when interacting with cycle collection found through fuzzing.

HIGH 7.5EPSS 1.76%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Use-after-free vulnerability in Web Animations when interacting with cycle collection found through fuzzing. This vulnerability affects Firefox < 51.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.76% probability · 77th percentile
CISA KEV
Not listed
Weakness
CWE-416
Affected
mozilla/firefox
Source
security@mozilla.org

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.