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CVE-2025-40776

🗓️ 16 Jul 2025 13:41:01Reported by iscType 
cve
 cve
🔗 web.nvd.nist.gov📰️ 4 Media mentions👁 66 Views

Vulnerability in BIND 9 caching resolver may allow cache-poisoning via ECS options in specific versions.

Related
Detection
Affected
Refs
Social
ReporterTitlePublishedViews
Family
alpinelinux
AlpineLinux
CVE-2025-40776
16 Jul 202513:41
–alpinelinux
nessus
Tenable Nessus
ISC BIND 9.11.3-S1 < 9.18.38-S1 / 9.18.11-S1 < 9.18.38-S1 / 9.20.9-S1 < 9.20.11-S1 Vulnerability (cve-2025-40776)
12 Feb 202600:00
–nessus
circl
Circl
CVE-2025-40776
16 Jul 202513:33
–circl
cnnvd
CNNVD
ISC BIND 9 security vulnerabilities
16 Jul 202500:00
–cnnvd
cvelist
Cvelist
CVE-2025-40776 Birthday Attack against Resolvers supporting ECS
16 Jul 202513:41
–cvelist
debiancve
Debian CVE
CVE-2025-40776
16 Jul 202513:41
–debiancve
euvd
EUVD
EUVD-2025-21705
3 Oct 202520:07
–euvd
mend
Mend
CVE-2025-40776
16 Jul 202513:41
–mend
nvd
NVD
CVE-2025-40776
16 Jul 202514:15
–nvd
openvas
OpenVAS
ISC BIND Cache-Poisoning Vulnerability (CVE-2025-40776, Birthday Attack) - Linux
17 Jul 202500:00
–openvas
Rows per page
Vulners
Node
OR
iscbindRange9.11.3-s1–9.16.50-s1
iscbindRange9.18.11-s1–9.18.37-s1
iscbindRange9.20.9-s1–9.20.10-s1
[
  {
    "vendor": "ISC",
    "product": "BIND 9",
    "versions": [
      {
        "version": "9.11.3-S1",
        "lessThanOrEqual": "9.16.50-S1",
        "status": "affected",
        "versionType": "custom"
      },
      {
        "version": "9.18.11-S1",
        "lessThanOrEqual": "9.18.37-S1",
        "status": "affected",
        "versionType": "custom"
      },
      {
        "version": "9.20.9-S1",
        "lessThanOrEqual": "9.20.10-S1",
        "status": "affected",
        "versionType": "custom"
      },
      {
        "version": "9.0.0",
        "lessThanOrEqual": "9.20.10",
        "status": "unaffected",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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17 Jun 2026 09:22Current
5.7Medium risk
Vulners AI Score5.7
CVSS 3.18.6
EPSS0.00227
SSVC
66