THREATPORT/VULNERABILITY/CVE-2018-5183
CRITICAL SEVERITY

CVE-2018-5183

Enterprise Linux Desktop vulnerability

CVSS
9.8
EPSS
3.2%
EPSS pct
87th
Exploited
No known
Mozilla developers backported selected changes in the Skia library. These changes correct memory corruption issues including invalid buffer reads and writes during graphic operations. This vulnerability affects Thunderbird ESR < 52.8, Thunderbird < 52.8, and Firefox ESR < 52.8.
Affected vendor
Redhat
Affected product
Enterprise Linux Desktop
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2018-06-11

Risk analysis

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

Its EPSS score of 3.2% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2018-5183

  • Confirm whether Redhat Enterprise Linux Desktop is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-5183.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-5183

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