How severe is CVE-2017-8387?

CVE-2017-8387 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2017-8387 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2017-8387?

CVE-2017-8387 affects Stdutility Stdu Viewer. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2017-8387?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2017-8387 published?

CVE-2017-8387 was published on 2017-07-05 and last updated on 2026-06-17.

CVE-2017-8387

CVE-2017-8387 is a medium-severity vulnerability in Stdutility Stdu Viewer with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 4.3
EPSS exploit prediction: 2% (76th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Stdutility Stdu Viewer
Published: 2017-07-05
Last modified: 2026-06-17

Description

STDU Viewer version 1.6.375 might allow user-assisted attackers to execute code via a crafted file. One threat model is a victim who obtains an untrusted crafted file from a remote location and issues several user-defined commands including Ctrl-+ commands.

Frequently asked questions

What is CVE-2017-8387?: STDU Viewer version 1.6.375 might allow user-assisted attackers to execute code via a crafted file. One threat model is a victim who obtains an untrusted crafted file from a remote location and issues several user-defined commands including Ctrl-+ commands.
How severe is CVE-2017-8387?: CVE-2017-8387 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-8387 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-8387?: CVE-2017-8387 affects Stdutility Stdu Viewer. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-8387?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2017-8387 published?: CVE-2017-8387 was published on 2017-07-05 and last updated on 2026-06-17.

References

https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8387

Affected products (1)

cpe:2.3:a:stdutility:stdu_viewer:1.6.375:*:*:*:*:*:*:*

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