THREATPORT/VULNERABILITY/CVE-2018-5146
HIGH SEVERITY

CVE-2018-5146

Enterprise Linux Desktop vulnerability

CVSS
8.8
EPSS
12.1%
EPSS pct
96th
Exploited
No known
An out of bounds memory write while processing Vorbis audio data was reported through the Pwn2Own contest. This vulnerability affects Firefox < 59.0.1, Firefox ESR < 52.7.2, and Thunderbird < 52.7.
Affected vendor
Redhat
Affected product
Enterprise Linux Desktop
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2018-06-11

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 12.1% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2018-5146

  • 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-2018-5146.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-5146

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-5146 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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