CVE-2020-27800

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-27800
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-27800.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-27800
Downstream
Published
2022-08-25T20:15:08.677Z
Modified
2025-11-14T11:02:39.294969Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

A heap-based buffer over-read was discovered in the get_le32 function in bele.h in UPX 4.0.0 via a crafted Mach-O file.

References

Affected packages

Git / github.com/upx/upx

Affected ranges

Type
GIT
Repo
https://github.com/upx/upx
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
69ca635c4c0ba474e9ca583dbb42e3d028c4533a

Affected versions

v1.*

v1.10
v1.11
v1.90
v1.91
v1.92
v1.93
v1.94
v1.95
v1.96

v2.*

v2.00
v2.01
v2.90
v2.91
v2.92
v2.93

v3.*

v3.00
v3.01
v3.02
v3.03
v3.04
v3.05
v3.06
v3.07
v3.08
v3.09
v3.91
v3.92
v3.93
v3.94
v3.95
v3.96
v3.99

v4.*

v4.0.0

Database specific

source

"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-27800.json"