cve.bz

CVE-2021-43317

7.5 highEPSS 0.8%

High (7.5) in upx upx. EPSS 0.8% chance of exploitation in the next 30 days.

A heap-based buffer overflows was discovered in upx, during the generic pointer 'p' points to an inaccessible address in func get_le32(). The problem is essentially caused in PackLinuxElf64::elf_lookup() at p_lx_elf.cpp:5404

Severity

CVSS 3.1

7.5 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.8% chance of exploitation in the next 30 days; higher than 57% of CVEs (scores of 2026-10-31)
CWEs
CWE-787, CWE-119
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON