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CVE-2017-20201

🗓️ 08 Oct 2025 22:04:08Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 22 Views

Malicious pre-entry loader in CCleaner caused in-memory payload with data exfiltration.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2017-20201
8 Oct 202523:09
circl
CNNVD
CCleaner和CCleaner Cloud 安全漏洞
8 Oct 202500:00
cnnvd
Cvelist
CVE-2017-20201 CCleaner v5.33.6162 & CCleaner Cloud v1.07.3191 Malicious Backdoor Supply Chain Compromise
8 Oct 202522:04
cvelist
EUVD
EUVD-2025-33278
8 Oct 202522:04
euvd
NVD
CVE-2017-20201
8 Oct 202522:15
nvd
OpenVAS
CCleaner 'CCleaner.exe' Backdoor Trojan Vulnerability - Windows
19 Sep 201700:00
openvas
OpenVAS
CCleaner Cloud 'CCleaner.exe' Backdoor Trojan Vulnerability - Windows
19 Sep 201700:00
openvas
Positive Technologies
PT-2025-41312
8 Oct 202500:00
ptsecurity
RedhatCVE
CVE-2017-20201
10 Oct 202501:31
redhatcve
VulnCheck KEV
VulnCheck KEV: CVE-2017-20201
18 Sep 201700:00
vulncheck_kev
Rows per page
Vulners
CNA
Node
piriformccleanerMatch5.33.6162windows
OR
piriformccleaner_cloudMatch1.07.3191windows
[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "__scrt_common_main_seh"
    ],
    "platforms": [
      "Windows",
      "32 bit"
    ],
    "product": "CCleaner",
    "vendor": "Piriform",
    "versions": [
      {
        "status": "affected",
        "version": "5.33.6162"
      }
    ]
  },
  {
    "defaultStatus": "unaffected",
    "modules": [
      "__scrt_common_main_seh"
    ],
    "platforms": [
      "Windows",
      "32 bit"
    ],
    "product": "CCleaner Cloud",
    "vendor": "Piriform",
    "versions": [
      {
        "status": "affected",
        "version": "1.07.3191"
      }
    ]
  }
]

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15 Apr 2026 00:35Current
6.7Medium risk
Vulners AI Score6.7
CVSS 49.3
EPSS0.00141
SSVC
22