Publish Advisories

GHSA-2j87-p623-8cc2 GHSA-2j87-p623-8cc2
2026-05-22 18:04:22 -07:00 · 2025-04-16 15:01:00 +00:00
parent f6eb4e737a
commit fe7a7a2530
2 changed files with 102 additions and 36 deletions
@@ -0,0 +1,102 @@
+{
+  "schema_version": "1.4.0",
+  "id": "GHSA-2j87-p623-8cc2",
+  "modified": "2025-04-16T14:58:56Z",
+  "published": "2025-04-16T12:31:19Z",
+  "aliases": [
+    "CVE-2025-27936"
+  ],
+  "summary": "Mattermost vulnerable to Observable Timing Discrepancy",
+  "details": "Mattermost Plugin MSTeams versions <2.1.0 and Mattermost Server versions 10.5.x <=10.5.1 with the MS Teams plugin enabled fail to perform constant time comparison on a MSTeams plugin webhook secret which allows an attacker to retrieve the webhook secret of the MSTeams plugin via a timing attack during webhook secret comparison.",
+  "severity": [
+    {
+      "type": "CVSS_V3",
+      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
+    }
+  ],
+  "affected": [
+    {
+      "package": {
+        "ecosystem": "Go",
+        "name": "github.com/mattermost/mattermost/server/v8"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "10.5.0"
+            },
+            {
+              "fixed": "10.5.2"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "package": {
+        "ecosystem": "Go",
+        "name": "github.com/mattermost/mattermost/server/v8"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "8.0.0-20250218121836-2b5275d87136"
+            }
+          ]
+        }
+      ]
+    },
+    {
+      "package": {
+        "ecosystem": "Go",
+        "name": "github.com/mattermost/mattermost-plugin-msteams"
+      },
+      "ranges": [
+        {
+          "type": "ECOSYSTEM",
+          "events": [
+            {
+              "introduced": "0"
+            },
+            {
+              "fixed": "2.1.0"
+            }
+          ]
+        }
+      ],
+      "database_specific": {
+        "last_known_affected_version_range": "<= 1.15.0"
+      }
+    }
+  ],
+  "references": [
+    {
+      "type": "ADVISORY",
+      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-27936"
+    },
+    {
+      "type": "PACKAGE",
+      "url": "https://github.com/mattermost/mattermost"
+    },
+    {
+      "type": "WEB",
+      "url": "https://mattermost.com/security-updates"
+    }
+  ],
+  "database_specific": {
+    "cwe_ids": [
+      "CWE-208"
+    ],
+    "severity": "MODERATE",
+    "github_reviewed": true,
+    "github_reviewed_at": "2025-04-16T14:58:55Z",
+    "nvd_published_at": "2025-04-16T10:15:14Z"
+  }
+}
@@ -1,36 +0,0 @@
-{
-  "schema_version": "1.4.0",
-  "id": "GHSA-2j87-p623-8cc2",
-  "modified": "2025-04-16T12:31:19Z",
-  "published": "2025-04-16T12:31:19Z",
-  "aliases": [
-    "CVE-2025-27936"
-  ],
-  "details": "Mattermost Plugin MSTeams versions <2.1.0 and Mattermost Server versions 10.5.x <=10.5.1 with the MS Teams plugin enabled fail to perform constant time comparison on a MSTeams plugin webhook secret which allows an attacker to retrieve the webhook secret of the MSTeams plugin via a timing attack during webhook secret comparison.",
-  "severity": [
-    {
-      "type": "CVSS_V3",
-      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
-    }
-  ],
-  "affected": [],
-  "references": [
-    {
-      "type": "ADVISORY",
-      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-27936"
-    },
-    {
-      "type": "WEB",
-      "url": "https://mattermost.com/security-updates"
-    }
-  ],
-  "database_specific": {
-    "cwe_ids": [
-      "CWE-208"
-    ],
-    "severity": "MODERATE",
-    "github_reviewed": false,
-    "github_reviewed_at": null,
-    "nvd_published_at": "2025-04-16T10:15:14Z"
-  }
-}