5.5

CVE-2020-27787

Exploit
A Segmentaation fault was found in UPX in invert_pt_dynamic() function in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Upx ≫ Upx Version < 3.96
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.4% 0.314
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

https://github.com/upx/upx/commit/e2f60adc95334f47e286838dac33160819c5d74d
Patch
Third Party Advisory
https://github.com/upx/upx/issues/333
Patch
Third Party Advisory
Exploit
Issue Tracking