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CVE-2016-8565

23
FAUCET Score

CVE-2016-8565 is a critical vulnerability affecting Siemens Automation License Manager (ALM) versions prior to 5.3 SP3, allowing unauthenticated remote attackers to perform arbitrary file and directory operations. With a CVSS score of 9.1, this flaw presents a high impact on integrity and availability due to its network-based attack vector and low attack complexity. While no public exploit code or active exploitation has been confirmed, the vulnerability has garnered some community and media attention, as evidenced by a SecurityWeek article.

Impacted Technologies

VendorProductVersion(s)CPE
<= 5.3CPE matchmatch criteria
cpe:2.3:a:siemens:automation_license_manager:*:sp3:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.1CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.2
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.91%
Probability of exploitation in next 30 days
EPSS Percentile
85.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
This CVE's current EPSS score of 0.0291 is in the 76th percentile among its peer group of 36,835 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

ics-cert.us-cert.gov / advisories/ICSA-16-287-02
securityfocus.com / bid/93553
Third Party AdvisoryVDB Entry
securitytracker.com / id/1037011
siemens.com / cert/pool/cert/siemens_security_advisory_ssa-284342.pdf
PatchVendor Advisory