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[email protected]CVE-2021-30500

HistoryMay 27, 2021 - 12:15 a.m.

CVE-2021-30500

2021-05-2700:15:08

CWE-476

[email protected]

web.nvd.nist.gov

cve-2021-30500

security vulnerability

upx 4.0.0

null pointer dereference

arbitrary code execution

denial of service

nvd

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.002 Low

EPSS

Percentile

58.5%

JSON

Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted file.

Affected configurations

Vulners

NVD

Node

upx_projectupxRange≤4.0

VendorProductVersionCPE
upx_projectupx*cpe:2.3:a:upx_project:upx:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
upx_project	upx	*	cpe:2.3:a:upx_project:upx::::::::

CNA Affected

[
  {
    "product": "upx",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "upx 4.0"
      }
    ]
  }
]