CVE-2019-20021
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2019-20021
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-20021.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2019-20021
- Related
- Published
- 2019-12-27T02:15:10Z
- Modified
- 2025-04-11T14:46:20.165353Z
- Downstream
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.
- References
-
- https://github.com/upx/upx/issues/315
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/D7XU42G6MUQQXHWRP7DCF2JSIBOJ5GOO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EUTVSTXAFTD552NO2K2RIF6MDQEHP3BE/
- https://security-tracker.debian.org/tracker/CVE-2019-20021
Affected packages
Debian:11 / upx-ucl
Package
- Name
- upx-ucl
- Purl
- pkg:deb/debian/upx-ucl?arch=source
Debian:13 / upx-ucl
Package
- Name
- upx-ucl
- Purl
- pkg:deb/debian/upx-ucl?arch=source
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed3.96-1
Affected versions
1.*
1.20-2
1.24-2
1.25-3
1.25-4
1.25-5
2.*
2.00-1
2.01-1
2.03-1
2.03-2
2.03-3
3.*
3.00-1
3.00-2
3.01-1
3.01-2
3.01-2.1
3.01-3
3.02-1
3.02-2
3.03-1
3.03-2
3.03-3
3.04-1
3.05-1
3.07-1
3.07-2
3.07-3
3.07-4
3.08-1
3.08-2
3.09-1
3.09-2
3.91-1
3.91-2
3.91-3
3.91-4
3.93-1
3.94-1
3.94-2
3.94-3
3.94-4
3.94-5
3.94+git20170809-1
3.94+git20170810-1
3.94+git20171222-1
3.95~git20180805-1
3.95-1
3.95-2