High severity · published Nov 17, 2017
CVE-2017-16869
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…
7.8
CVSS
1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.0% · higher than 64% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UP
Upx · Upx
3.94 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-16869
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-16869
Third Party Advisory
https://github.com/upx/upx/issues/146
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