What is CVE-2017-5873?

CVE-2017-5873 is a medium-severity vulnerability in Unisys Secure Partitioning, classified under Unquoted Search Path or Element. CVSS score: 6.7/10. Published 2017-04-11.

How severe is CVE-2017-5873?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Unisys Secure Partitioning

CVE-2017-5873

Unquoted Windows search path vulnerability in the guest service in Unisys s-Par before 4.4.20 allows local users to gain privileges via a Trojan horse executable file in the %SYSTEMDRIVE% directory, as demonstrated by program.exe.

Published 2017-04-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (32.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 33rd percentile — 32.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Unisys Secure Partitioning — versions 4.3.403, 4.4.19

Weakness classification (CWE)

CWE-428 — Unquoted Search Path or Element

References

public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx (Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2017-5873?: CVE-2017-5873 is a medium-severity vulnerability in Unisys Secure Partitioning, classified under Unquoted Search Path or Element. CVSS score: 6.7/10. Published 2017-04-11.
How severe is CVE-2017-5873?: Medium severity. CVSS v3 base score is 6.7 out of 10.