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CVE-2026-54887 DTLS server cookie bypass during startup window due to empty initial cookie secret

🗓️ 02 Jul 2026 16:06:04Reported by EEFType 
cvelist
 cvelist
🔗 www.cve.org👁 73 Views

DTLS server startup uses an empty initial cookie secret, enabling cookie bypass and spoofed source addresses.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-54887
2 Jul 202616:06
–attackerkb
bdu_fstec
BDU FSTEC
Erlang/OTP Code Execution
25 Sep 202600:00
–bdu_fstec
cbl_mariner
CBLMariner
CVE-2026-54887 affecting package erlang for versions less than 26.2.5.21-5
20 Aug 202618:41
–cbl_mariner
circl
Circl
CVE-2026-54887
3 Jul 202608:41
–circl
cve
CVE
CVE-2026-54887
2 Jul 202616:06
–cve
debian
Debian
[SECURITY] [DSA 6464-1] erlang security update
25 Aug 202604:37
–debian
debiancve
Debian CVE
CVE-2026-54887
2 Jul 202616:06
–debiancve
nessus
Tenable Nessus
Debian dsa-6464 : erlang - security update
25 Aug 202600:00
–nessus
nessus
Tenable Nessus
Erlang/OTP 20.0 < 27.3.4.14 / 28.0 < 28.5.0.3 / 29.0 < 29.0.3 DTLS Cookie Bypass (CVE-2026-54887)
9 Jul 202600:00
–nessus
nessus
Tenable Nessus
Photon OS 5.0: Erlang PHSA-2026-5.0-92-0935
12 Aug 202600:00
–nessus
Rows per page
[
  {
    "cpes": [
      "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "dtls_server_connection"
    ],
    "packageName": "ssl",
    "packageURL": "pkg:otp/ssl?repository_url=https:%2F%2Fgithub.com%2Ferlang%2Fotp&vcs_url=git%20https:%2F%2Fgithub.com%2Ferlang%2Fotp.git",
    "product": "OTP",
    "programFiles": [
      "src/dtls_server_connection.erl"
    ],
    "programRoutines": [
      {
        "name": "dtls_server_connection:initial_hello/3"
      }
    ],
    "repo": "https://github.com/erlang/otp",
    "vendor": "Erlang",
    "versions": [
      {
        "changes": [
          {
            "at": "11.7.3",
            "status": "unaffected"
          },
          {
            "at": "11.6.0.3",
            "status": "unaffected"
          },
          {
            "at": "11.2.12.10",
            "status": "unaffected"
          }
        ],
        "lessThan": "*",
        "status": "affected",
        "version": "8.2",
        "versionType": "otp"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:erlang:erlang\\/otp:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "dtls_server_connection"
    ],
    "packageName": "erlang/otp",
    "packageURL": "pkg:github/erlang/otp",
    "product": "OTP",
    "programFiles": [
      "lib/ssl/src/dtls_server_connection.erl"
    ],
    "programRoutines": [
      {
        "name": "dtls_server_connection:initial_hello/3"
      }
    ],
    "repo": "https://github.com/erlang/otp",
    "vendor": "Erlang",
    "versions": [
      {
        "changes": [
          {
            "at": "29.0.3",
            "status": "unaffected"
          },
          {
            "at": "28.5.0.3",
            "status": "unaffected"
          },
          {
            "at": "27.3.4.14",
            "status": "unaffected"
          }
        ],
        "lessThan": "*",
        "status": "affected",
        "version": "20.0",
        "versionType": "otp"
      },
      {
        "lessThan": "888e3bcd72d5406016b9e0de741026bc2a6f114d",
        "status": "affected",
        "version": "e594aad2f87aab39e99fccf9e021bc94e0bbf7d4",
        "versionType": "git"
      }
    ]
  }
]

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