CVE-2023-23457 Upx: segv on packlinuxelf64::invert_pt_dynamic() in p_lx_elf.cpp

2023-01-1200:00:00

CWE-119

fedora

www.cve.org

upx

segmentation fault

denial of service

vulnerability

5.3 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

5.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

29.1%

JSON

A Segmentation fault was found in UPX in PackLinuxElf64::invert_pt_dynamic() 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.

CNA Affected

[
  {
    "versions": [
      {
        "status": "unaffected",
        "version": "4.0.2",
        "lessThan": "*",
        "versionType": "semver"
      }
    ],
    "packageName": "upx",
    "collectionURL": "https://github.com/upx/upx"
  }
]