CVE-2019-20053

An invalid memory address dereference was discovered in the canUnpack function in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

CVSS v3.1 NVD

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0 NVD

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS

1.23% chance of exploitation in the next 30 days, 68th percentile

Published

2019-12-27

Updated

2024-08-05

Proof-of-concept exploits (1)

• upx/upx/issues/31417955★ · 2026-10-17

Security advisories

• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00003.html
• http://lists.opensuse.org/opensuse-security-announce/2020-02/msg00007.html

References

• CVE Record
• NVD entry

Related

• CVE-2018-11243
• CVE-2019-14295
• CVE-2019-14296
• CVE-2019-20021
• CVE-2019-20051
• CVE-2020-24119