Out-of-bounds Read in Upx
CVE-2020-24119
A heap buffer overflow read was discovered in upx 4.0.0, because the check in p_lx_elf.cpp is not perfect.
Vulnerability class: Buffer Overflow
EPSS: 0.011 (61.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H.
Affected products
- Upx — versions 4.0.0
- Fedoraproject Fedora — versions 33, 34
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory, Issue Tracking)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (Technical Description, x_refsource_MISC)
Frequently asked questions
- What is CVE-2020-24119?
- CVE-2020-24119 is a high-severity vulnerability in Upx, classified under Out-of-bounds Read. CVSS score: 7.1/10. Published 2021-05-14.
- How severe is CVE-2020-24119?
- High severity. CVSS v3 base score is 7.1 out of 10.
- Is CVE-2020-24119 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.