THREATPORT/VULNERABILITY/CVE-2017-6553
CRITICAL SEVERITY

CVE-2017-6553

Privilege Manager For Unix vulnerability

CVSS
9.8
EPSS
42.3%
EPSS pct
99th
Exploited
No known
Buffer Overflow in Quest One Identity Privilege Manager for Unix before 6.0.0.061 allows remote attackers to obtain full access to the policy server via an ACT_ALERT_EVENT request that causes memory corruption in the pmmasterd daemon.
Affected vendor
Quest
Affected product
Privilege Manager For Unix
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
2017-04-29

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 42.3% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it among the most exploited CVEs currently tracked.

Check your external exposure to CVE-2017-6553

  • Confirm whether Quest Privilege Manager For Unix is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-6553.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-6553

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-6553 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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