{
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        "metrics": [
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            "other": {
              "content": {
                "id": "CVE-2025-21601",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-10T13:11:29.847130Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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          }
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        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-573",
                "description": "CWE-573 Improper Following of Specification by Caller",
                "lang": "en",
                "type": "CWE"
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        "providerMetadata": {
          "dateUpdated": "2025-04-15T20:30:05.134Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
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          "defaultStatus": "unaffected",
          "modules": [
            "J-Web",
            "Captive Portal",
            "802.1X",
            "Juniper Secure Connect (JSC)",
            "Firewall Authentication"
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          "packageName": "AppWeb",
          "platforms": [
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            "EX Series",
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            "MX480",
            "MX960",
            "QFX5120 Series"
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          "product": "Junos OS",
          "programRoutines": [
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              "name": "Mbedthis AppWeb"
            }
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          "repo": "https://www.embedthis.com/appweb",
          "vendor": "Juniper Networks",
          "versions": [
            {
              "lessThan": "21.4R3-S9",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
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            {
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              "status": "affected",
              "version": "22.2",
              "versionType": "semver"
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            {
              "lessThan": "22.4R3-S4",
              "status": "affected",
              "version": "22.4",
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              "lessThan": "23.2R2-S3",
              "status": "affected",
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              "status": "affected",
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              "lessThan": "24.2R1-S1, 24.2R2",
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              "version": "24.2",
              "versionType": "semver"
            }
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        }
      ],
      "configurations": [
        {
          "lang": "en",
          "supportingMedia": [
            {
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              "type": "text/html",
              "value": "\u003cp\u003eThe following minimal configuration is necessary:\u003c/p\u003e\u003ccode\u003e\u0026nbsp; [ system services web-management ]\u003c/code\u003e"
            }
          ],
          "value": "The following minimal configuration is necessary:\n\n\u00a0 [ system services web-management ]"
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      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "Alexander Zielke with VegaSystems GmbH \u0026 Co. KG"
        }
      ],
      "datePublic": "2025-04-09T16:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
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              "value": "An Improper Following of Specification by Caller vulnerability in web management (J-Web, Captive Portal, 802.1X, Juniper Secure Connect (JSC) of\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;\u003c/span\u003eJuniper Networks Junos OS on SRX Series, EX Series, MX240, MX480, MX960, QFX5120 Series, allows an\u003cspan style=\"background-color: rgb(255, 255, 255);\"\u003e\u0026nbsp;un\u003c/span\u003eauthenticated, network-based attacker, sending genuine traffic targeted to the device to cause the CPU to climb until the device becomes unresponsive. \u003cbr\u003e\u003cbr\u003eContinuous receipt of these packets will create a sustained Denial of Service (DoS) condition.\u003cbr\u003e\u003cp\u003e\u003c/p\u003e\u003cp\u003e\u003c/p\u003e\u003cp\u003eThis issue affects Junos OS:\u0026nbsp;\u003c/p\u003e\u003cp\u003e\u003c/p\u003e\u003cul\u003e\u003cli\u003eAll versions before 21.4R3-S9,\u003c/li\u003e\u003cli\u003efrom 22.2 before 22.2R3-S5,\u003c/li\u003e\u003cli\u003efrom 22.4 before 22.4R3-S4,\u003c/li\u003e\u003cli\u003efrom 23.2 before 23.2R2-S3,\u003c/li\u003e\u003cli\u003efrom 23.4 before 23.4R2-S3,\u003c/li\u003e\u003cli\u003efrom 24.2 before 24.2R1-S1, 24.2R2.\u003c/li\u003e\u003c/ul\u003eAn indicator of compromise is to review the CPU % of the httpd process in the CLI:\u003cbr\u003ee.g.\u003cbr\u003e\u0026nbsp;\u003cspan style=\"background-color: var(--wht);\"\u003e\u0026nbsp;show system processes extensive | match httpd\u003c/span\u003e\u003cp\u003e\u003cstrong\u003e\u0026nbsp; \u003c/strong\u003ePID nobody \u0026nbsp; \u0026nbsp; \u0026nbsp; 52  \u0026nbsp; 0  \u0026nbsp; 20M\u0026nbsp; \u0026nbsp; 191M select \u0026nbsp; 2 \u0026nbsp; 0:01 \u0026nbsp; 80.00% httpd{httpd} \u003cstrong\u003e\u0026lt;\u0026lt;\u0026lt;\u0026lt;\u0026lt; the percentage of httpd usage if high may be an indicator\u003c/strong\u003e\u003c/p\u003e"
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        }
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              "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
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          ],
          "value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability."
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      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 8.7,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "providerUrgency": "AMBER",
            "subAvailabilityImpact": "LOW",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "valueDensity": "CONCENTRATED",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/AU:Y/R:A/V:C/RE:M/U:Amber",
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            "vulnAvailabilityImpact": "HIGH",
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            "vulnIntegrityImpact": "NONE",
            "vulnerabilityResponseEffort": "MODERATE"
          },
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      "problemTypes": [
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          "descriptions": [
            {
              "description": "573 - Improper Following of Specification by Caller",
              "lang": "en"
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      "providerMetadata": {
        "dateUpdated": "2025-04-09T19:51:36.325Z",
        "orgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
        "shortName": "juniper"
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      "references": [
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          "tags": [
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          "url": "https://supportportal.juniper.net/JSA96452"
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              "value": "The following software releases have been updated to resolve this specific issue: Junos OS: 21.4R3-S9, 22.2R3-S5, 22.4R3-S4, 23.2R2-S3, 23.4R2-S3, 24.2R1-S1, 24.2R2, 24.4R1, and all subsequent releases."
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          "lang": "en",
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          "value": "Initial Publication"
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      "title": "Junos OS: SRX and EX Series, MX240, MX480, MX960, QFX5120 Series: When web management is enabled for specific services an attacker may cause a CPU spike by sending genuine packets to the device",
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          ],
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    "assignerShortName": "juniper",
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    "dateReserved": "2024-12-26T14:47:11.670Z",
    "dateUpdated": "2025-04-15T20:30:05.134Z",
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