CVE-2017-16869

Name: CVE-2017-16869
Creator: NVD / NIST
Published: 2017-11-17T09:29:00.26+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.00%

Last modified Jun 17, 2026

CVE-2017-16869 is a vulnerability of currently unknown severity. p_mach.cpp in UPX 3.94 allows remote attackers to cause a denial of service (invalid memory access and application crash) or possibly have unspecified other impact via a crafted Mach-O file, related to canPack and unpack functions. NOTE: the vendor has stated "there is no security implication whatsoever.. EPSS estimates a 1.00% chance of exploitation in the next 30 days.

Description

p_mach.cpp in UPX 3.94 allows remote attackers to cause a denial of service (invalid memory access and application crash) or possibly have unspecified other impact via a crafted Mach-O file, related to canPack and unpack functions. NOTE: the vendor has stated "there is no security implication whatsoever.

Metrics

EPSS Probability

1.00%

58.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Upx	Upx	3.94

References

https://github.com/upx/upx/issues/146Third Party Advisory
https://github.com/upx/upx/issues/146Third Party Advisory

Timeline

Published: Nov 17, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-16869?

How severe is CVE-2017-16869?

Severity scoring for CVE-2017-16869 is pending analysis. The EPSS model estimates a 1.00% probability of exploitation in the next 30 days.

How do I fix CVE-2017-16869?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-16869?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST