CVE-2023-23456

Summary

A heap-based buffer overflow issue was discovered in UPX in PackTmt::pack() in p_tmt.cpp file. The flow allows an attacker to cause a denial of service (abort) via a crafted file.

Affected Software

VendorProductVersion RangeStatus
4.0.2 < *unaffected

Weaknesses

  • CWE-787: Out-of-bounds Write

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References