Publish Advisories

GHSA-p53j-g8pw-4w5f GHSA-p53j-g8pw-4w5f
2026-05-22 18:04:22 -07:00 · 2025-03-13 16:25:40 +00:00
parent 3881723f3e
commit f967a51ea1
2 changed files with 88 additions and 40 deletions
@@ -0,0 +1,88 @@
+{
+  "schema_version": "1.4.0",
+  "id": "GHSA-p53j-g8pw-4w5f",
+  "modified": "2025-03-13T16:24:28Z",
+  "published": "2025-03-13T06:30:34Z",
+  "aliases": [
+    "CVE-2020-36843"
+  ],
+  "summary": "Ed25519 Signature Malleability in ed25519-java Due to Missing Scalar Range Check",
+  "details": "The implementation of EdDSA in EdDSA-Java (aka ed25519-java) through 0.3.0 exhibits signature malleability and does not satisfy the SUF-CMA (Strong Existential Unforgeability under Chosen Message Attacks) property. This allows attackers to create new valid signatures different from previous signatures for a known message.",
+  "severity": [
+    {
+      "type": "CVSS_V3",
+      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N"
+    }
+  ],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "net.i2p.crypto:eddsa"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "last_affected": "0.3.0"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "package": {
+        "ecosystem": "Maven",
+        "name": "net.i2p:i2p"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "0.9.39"
+            }
+          ]
+        }
+      ]
+    }
+  ],
+  "references": [
+    {
+      "type": "ADVISORY",
+      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-36843"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/str4d/ed25519-java/issues/82#issue-727629226"
+    },
+    {
+      "type": "WEB",
+      "url": "https://github.com/i2p/i2p.i2p/commit/d7d1dcb5399c61cf2916ccc45aa25b0209c88712#diff-658f7b1aa34b58d27796fccdb8b756c72702d64ae44703374960f1cb89a5a5c3"
+    },
+    {
+      "type": "WEB",
+      "url": "https://eprint.iacr.org/2020/1244"
+    },
+    {
+      "type": "PACKAGE",
+      "url": "https://github.com/str4d/ed25519-java"
+    }
+  ],
+  "database_specific": {
+    "cwe_ids": [
+      "CWE-347"
+    ],
+    "severity": "MODERATE",
+    "github_reviewed": true,
+    "github_reviewed_at": "2025-03-13T16:24:28Z",
+    "nvd_published_at": "2025-03-13T06:15:34Z"
+  }
+}
@@ -1,40 +0,0 @@
-{
-  "schema_version": "1.4.0",
-  "id": "GHSA-p53j-g8pw-4w5f",
-  "modified": "2025-03-13T06:30:34Z",
-  "published": "2025-03-13T06:30:34Z",
-  "aliases": [
-    "CVE-2020-36843"
-  ],
-  "details": "The implementation of EdDSA in EdDSA-Java (aka ed25519-java) through 0.3.0 exhibits signature malleability and does not satisfy the SUF-CMA (Strong Existential Unforgeability under Chosen Message Attacks) property. This allows attackers to create new valid signatures different from previous signatures for a known message.",
-  "severity": [
-    {
-      "type": "CVSS_V3",
-      "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N"
-    }
-  ],
-  "affected": [],
-  "references": [
-    {
-      "type": "ADVISORY",
-      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-36843"
-    },
-    {
-      "type": "WEB",
-      "url": "https://github.com/str4d/ed25519-java/issues/82#issue-727629226"
-    },
-    {
-      "type": "WEB",
-      "url": "https://eprint.iacr.org/2020/1244"
-    }
-  ],
-  "database_specific": {
-    "cwe_ids": [
-      "CWE-347"
-    ],
-    "severity": "MODERATE",
-    "github_reviewed": false,
-    "github_reviewed_at": null,
-    "nvd_published_at": "2025-03-13T06:15:34Z"
-  }
-}