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vuln-cve/data/2024/21xxx/CVE-2024-21620.json
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{
"dataType": "CVE_RECORD",
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"cveMetadata": {
"cveId": "CVE-2024-21620",
"assignerOrgId": "8cbe9d5a-a066-4c94-8978-4b15efeae968",
"state": "PUBLISHED",
"assignerShortName": "juniper",
"dateReserved": "2023-12-27T19:38:25.710Z",
"datePublished": "2024-01-25T22:50:18.164Z",
"dateUpdated": "2025-05-29T15:18:51.087Z"
},
"containers": {
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{
"defaultStatus": "unaffected",
"platforms": [
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"EX Series"
],
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"vendor": "Juniper Networks",
"versions": [
{
"lessThan": "20.4R3-S10",
"status": "affected",
"version": "0",
"versionType": "semver"
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"lessThan": "21.2R3-S8",
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"version": "21.2",
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"version": "21.4",
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"status": "affected",
"version": "23.2",
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{
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]
}
],
"credits": [
{
"lang": "en",
"type": "finder",
"value": "The Juniper SIRT would like to acknowledge and thank watchtowr for responsibly reporting this vulnerability."
}
],
"datePublic": "2024-01-25T17:00:00.000Z",
"descriptions": [
{
"lang": "en",
"supportingMedia": [
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"value": "An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in J-Web of Juniper Networks Junos OS on SRX Series and EX Series allows an attacker to construct a URL that when visited by another user enables the attacker to execute commands with the target's permissions, including an administrator.<br><br>A specific invocation of the emit_debug_note method in webauth_operation.php will echo back the data it receives.<br><br>This issue affects Juniper Networks Junos OS on SRX Series and EX Series:<br><ul><li>All versions earlier than 20.4R3-S10;</li><li>21.2 versions earlier than 21.2R3-S8;</li><li>21.4 versions earlier than 21.4R3-S6;</li><li>22.1 versions earlier than 22.1R3-S5;</li><li>22.2 versions earlier than 22.2R3-S3;</li><li>22.3 versions earlier than 22.3R3-S2;</li><li>22.4 versions earlier than 22.4R3-S1;</li><li>23.2 versions earlier than 23.2R2;</li><li>23.4 versions earlier than 23.4R2.</li></ul>"
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"value": "An Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in J-Web of Juniper Networks Junos OS on SRX Series and EX Series allows an attacker to construct a URL that when visited by another user enables the attacker to execute commands with the target's permissions, including an administrator.\n\nA specific invocation of the emit_debug_note method in webauth_operation.php will echo back the data it receives.\n\nThis issue affects Juniper Networks Junos OS on SRX Series and EX Series:\n * All versions earlier than 20.4R3-S10;\n * 21.2 versions earlier than 21.2R3-S8;\n * 21.4 versions earlier than 21.4R3-S6;\n * 22.1 versions earlier than 22.1R3-S5;\n * 22.2 versions earlier than 22.2R3-S3;\n * 22.3 versions earlier than 22.3R3-S2;\n * 22.4 versions earlier than 22.4R3-S1;\n * 23.2 versions earlier than 23.2R2;\n * 23.4 versions earlier than 23.4R2.\n\n\n"
}
],
"exploits": [
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"supportingMedia": [
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"type": "text/html",
"value": "<p>Juniper SIRT is not aware of any malicious exploitation of this vulnerability.</p>"
}
],
"value": "Juniper SIRT is not aware of any malicious exploitation of this vulnerability.\n\n"
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
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"format": "CVSS",
"scenarios": [
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"value": "GENERAL"
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"descriptions": [
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"cweId": "CWE-79",
"description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
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"type": "CWE"
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"providerMetadata": {
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"dateUpdated": "2024-01-25T22:51:36.390Z"
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"references": [
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"tags": [
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"url": "https://supportportal.juniper.net/JSA76390"
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],
"solutions": [
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"lang": "en",
"supportingMedia": [
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"value": "<p>The following software releases have been updated to resolve this specific issue: 20.4R3-S10*, 21.2R3-S8*, 21.4R3-S6*, 22.1R3-S5*, 22.2R3-S3*, 22.3R3-S2*, 22.4R3-S1*, 23.2R2*, 23.4R2*, 24.2R1*, and all subsequent releases.</p><p>* Pending Publication</p>"
}
],
"value": "The following software releases have been updated to resolve this specific issue: 20.4R3-S10*, 21.2R3-S8*, 21.4R3-S6*, 22.1R3-S5*, 22.2R3-S3*, 22.3R3-S2*, 22.4R3-S1*, 23.2R2*, 23.4R2*, 24.2R1*, and all subsequent releases.\n\n* Pending Publication\n\n"
}
],
"source": {
"defect": [
"1779376"
],
"discovery": "EXTERNAL"
},
"timeline": [
{
"lang": "en",
"time": "2024-01-25T17:00:00.000Z",
"value": "Initial Publication"
}
],
"title": "Junos OS: SRX Series and EX Series: J-Web doesn't sufficiently sanitize input to prevent XSS",
"workarounds": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "<p>Disable J-Web, or limit access to only trusted hosts and users.</p>"
}
],
"value": "Disable J-Web, or limit access to only trusted hosts and users.\n\n"
}
],
"x_generator": {
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"adp": [
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"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2024-08-01T22:27:35.367Z"
},
"title": "CVE Program Container",
"references": [
{
"tags": [
"vendor-advisory",
"x_transferred"
],
"url": "https://supportportal.juniper.net/JSA76390"
}
]
},
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"timestamp": "2025-05-08T15:46:41.881429Z",
"id": "CVE-2024-21620",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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}