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2023-04-24 12:24:31 +02:00
{
"id": "CVE-2021-26929",
"sourceIdentifier": "cve@mitre.org",
"published": "2021-02-14T04:15:12.777",
"lastModified": "2021-04-19T20:21:24.513",
"vulnStatus": "Analyzed",
"descriptions": [
{
"lang": "en",
"value": "An XSS issue was discovered in Horde Groupware Webmail Edition through 5.2.22 (where the Horde_Text_Filter library before 2.3.7 is used). The attacker can send a plain text e-mail message, with JavaScript encoded as a link or email that is mishandled by preProcess in Text2html.php, because bespoke use of \\x00\\x00\\x00 and \\x01\\x01\\x01 interferes with XSS defenses."
},
{
"lang": "es",
"value": "Se detect\u00f3 un problema de tipo XSS en Horde Groupware Webmail Edition versiones hasta 5.2.22 (donde es usada la biblioteca Horde_Text_Filter versiones anteriores a 2.3.7). El atacante puede enviar un mensaje de correo electr\u00f3nico de texto plano, con JavaScript codificado como un enlace o correo electr\u00f3nico que es manejado apropiadamente por la funci\u00f3n preProcess en el archivo Text2html.php, porque el uso personalizado de \\x00\\x00\\x00 y \\x01\\x01\\x01 interfiere con las defensas de XSS"
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
"attackVector": "NETWORK",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "CHANGED",
"confidentialityImpact": "LOW",
"integrityImpact": "LOW",
"availabilityImpact": "NONE",
"baseScore": 6.1,
"baseSeverity": "MEDIUM"
},
"exploitabilityScore": 2.8,
"impactScore": 2.7
}
],
"cvssMetricV2": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"cvssData": {
"version": "2.0",
"vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
"accessVector": "NETWORK",
"accessComplexity": "MEDIUM",
"authentication": "NONE",
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"availabilityImpact": "NONE",
"baseScore": 4.3
},
"baseSeverity": "MEDIUM",
"exploitabilityScore": 8.6,
"impactScore": 2.9,
"acInsufInfo": false,
"obtainAllPrivilege": false,
"obtainUserPrivilege": false,
"obtainOtherPrivilege": false,
"userInteractionRequired": true
}
]
},
"weaknesses": [
{
"source": "nvd@nist.gov",
"type": "Primary",
"description": [
{
"lang": "en",
"value": "CWE-79"
}
]
}
],
"configurations": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:a:horde:groupware:*:*:*:*:webmail:*:*:*",
"versionEndIncluding": "5.2.22",
"matchCriteriaId": "9B749CF0-3995-4FFF-BA34-35D7C889AD78"
}
]
}
]
},
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
"matchCriteriaId": "DEECE5FC-CACF-4496-A3E7-164736409252"
}
]
}
]
}
],
"references": [
{
"url": "http://packetstormsecurity.com/files/162187/Webmail-Edition-5.2.22-XSS-Remote-Code-Execution.html",
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory",
"VDB Entry"
]
},
{
"url": "http://packetstormsecurity.com/files/162194/Horde-Groupware-Webmail-5.2.22-Cross-Site-Scripting.html",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://github.com/horde/webmail/releases",
"source": "cve@mitre.org",
"tags": [
"Third Party Advisory"
]
},
{
"url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00028.html",
"source": "cve@mitre.org",
"tags": [
"Mailing List",
"Third Party Advisory"
]
},
{
"url": "https://lists.horde.org/archives/announce/2021/001298.html",
"source": "cve@mitre.org",
"tags": [
"Mailing List",
"Vendor Advisory"
]
},
{
"url": "https://www.alexbirnberg.com/horde-xss.html",
"source": "cve@mitre.org",
"tags": [
"Exploit",
"Third Party Advisory"
]
},
{
"url": "https://www.horde.org/apps/webmail",
"source": "cve@mitre.org",
"tags": [
"Vendor Advisory"
]
}
]
}