CVE-2021-43317

2023-03-2420:15:08

CWE-119

CWE-787

[email protected]

web.nvd.nist.gov

upx

heap-based buffer overflow

cve-2021-43317

nvd

packlinuxelf64

elf_lookup

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

27.3%

JSON

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

Affected configurations

NVD

Node

upx_projectupxRange<4.0.0

CPENameOperatorVersion
upx_project:upxupx project upxlt4.0.0

CPE	Name	Operator	Version
upx_project:upx	upx project upx	lt	4.0.0

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "upx",
    "versions": [
      {
        "version": "upx before 4.0.0-git-c6b9e3c62d15",
        "status": "affected"
      }
    ]
  }
]