THREATPORT/VULNERABILITY/CVE-2016-2819
HIGH SEVERITY

CVE-2016-2819

Leap vulnerability

CVSS
8.8
EPSS
24.0%
EPSS pct
98th
Exploited
No known
Heap-based buffer overflow in Mozilla Firefox before 47.0 and Firefox ESR 45.x before 45.2 allows remote attackers to execute arbitrary code via foreign-context HTML5 fragments, as demonstrated by fragments within an SVG element.
Affected vendor
Opensuse
Affected product
Leap
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2016-06-13

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to high impact to confidentiality, high impact to integrity, high impact to availability.

Its EPSS score of 24.0% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2016-2819

  • Confirm whether Opensuse Leap is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2016-2819.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2016-2819

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2016-2819 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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