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CVE-2025-34520

🗓️ 27 Aug 2025 21:19:43Reported by VulnCheckType 
cve
 cve
🔗 web.nvd.nist.gov👁 13 Views

Arcserve UDP authentication bypass allows unauthenticated access to admin features; upgrade to 10.2 (8.0–10.1 require patch).

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2025-34520
27 Aug 202521:19
attackerkb
Circl
CVE-2025-34520
28 Aug 202515:21
circl
CNNVD
Arcserve Unified Data Protection 安全漏洞
27 Aug 202500:00
cnnvd
Cvelist
CVE-2025-34520 Arcserve UDP < 10.2 Authentication Bypass
27 Aug 202521:19
cvelist
EUVD
EUVD-2025-26077
3 Oct 202520:07
euvd
NCSC
Vulnerabilities fixed in Arcserve Unified Data Protection
28 Aug 202512:56
ncsc
NVD
CVE-2025-34520
27 Aug 202522:15
nvd
Positive Technologies
PT-2025-34946
27 Aug 202500:00
ptsecurity
RedhatCVE
CVE-2025-34520
30 Aug 202518:18
redhatcve
Vulnrichment
CVE-2025-34520 Arcserve UDP < 10.2 Authentication Bypass
27 Aug 202521:19
vulnrichment
Rows per page
NVD
Vulners
CNA
Node
arcserveudpRange<7.0
OR
arcserveudpRange8.010.2
OR
arcserveudpMatch7.0-
OR
arcserveudpMatch7.0update_1
OR
arcserveudpMatch7.0update_2
[
  {
    "defaultStatus": "unaffected",
    "modules": [
      "\"Authentication subsystem"
    ],
    "product": "Unified Data Protection (UDP)",
    "vendor": "Arcserve",
    "versions": [
      {
        "status": "unaffected",
        "version": "10.2"
      },
      {
        "lessThanOrEqual": "10.1",
        "status": "affected",
        "version": "8.0",
        "versionType": "custom"
      },
      {
        "lessThanOrEqual": "7.*",
        "status": "affected",
        "version": "0",
        "versionType": "custom"
      }
    ]
  }
]

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15 May 2026 11:15Current
7.5High risk
Vulners AI Score7.5
CVSS 3.19.8
CVSS 47.7
EPSS0.00286
SSVC
13