THREATPORT/VULNERABILITY/CVE-2014-8102
MEDIUM SEVERITY

CVE-2014-8102

X Server vulnerability

CVSS
6.5
EPSS
4.4%
EPSS pct
90th
Exploited
No known
The SProcXFixesSelectSelectionInput function in the XFixes extension in X.Org X Window System (aka X11 or X) X11R6.8.0 and X.Org Server (aka xserver and xorg-server) before 1.16.3 allows remote authenticated users to cause a denial of service (out-of-bounds read or write) or possibly execute arbitrary code via a crafted length value.
Affected vendor
X.Org
Affected product
X Server
CVSS vector
AV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2014-12-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring single-factor authentication. Successful exploitation leads to partial impact to confidentiality, partial impact to integrity, partial impact to availability.

Its EPSS score of 4.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2014-8102

  • Confirm whether X.Org X Server is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2014-8102.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2014-8102

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2014-8102 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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