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ghsa-3phf-8x93-jmv2
Vulnerability from github
Published
2024-09-25 18:31
Modified
2024-09-25 18:31
Severity ?
VLAI Severity ?
Details
A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system.
This vulnerability is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this vulnerability by sending crafted UDP packets to an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition on the affected system.
{
"affected": [],
"aliases": [
"CVE-2024-20496"
],
"database_specific": {
"cwe_ids": [
"CWE-787"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2024-09-25T17:15:18Z",
"severity": "MODERATE"
},
"details": "A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system.\n\nThis vulnerability is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this vulnerability by sending crafted UDP packets to an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition on the affected system.",
"id": "GHSA-3phf-8x93-jmv2",
"modified": "2024-09-25T18:31:21Z",
"published": "2024-09-25T18:31:21Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2024-20496"
},
{
"type": "WEB",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdw-vedos-KqFfhps3"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H",
"type": "CVSS_V3"
}
]
}
CVE-2024-20496 (GCVE-0-2024-20496)
Vulnerability from cvelistv5
Published
2024-09-25 16:20
Modified
2024-09-25 18:36
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-787 - Out-of-bounds Write
Summary
A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system.
This vulnerability is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this vulnerability by sending crafted UDP packets to an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition on the affected system.
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Cisco | Cisco SD-WAN vEdge Cloud |
Version: 19.2.1 Version: 20.1.12 Version: 18.4.4 Version: 19.3.0 Version: 18.3.8 Version: 19.2.2 Version: 20.1.1 Version: 18.3.6 Version: 18.4.3 Version: 18.4.302 Version: 18.4.5 Version: 18.4.303 Version: 19.2.098 Version: 19.1.0 Version: 19.0.1a Version: 19.2.099 Version: 18.3.7 Version: 19.2.097 Version: 18.3.1 Version: 19.2.0 Version: 18.3.4 Version: 18.2.0 Version: 18.4.1 Version: 18.4.0 Version: 18.3.5 Version: 18.3.3 Version: 18.3.0 Version: 19.2.3 Version: 20.3.1 Version: 20.1.2 Version: 19.2.929 Version: 19.2.31 Version: 20.3.2 Version: 19.2.32 Version: 18.4.6 Version: 20.4.1 Version: 19.2.4 Version: 20.4.1.1 Version: 20.3.3 Version: 20.5.1 Version: 20.1.3 Version: 20.4.1.2 Version: 20.4.2 Version: 20.3.4 Version: 20.6.1 Version: 20.6.2 Version: 20.7.1 Version: 20.3.5 Version: 20.6.3 Version: 20.8.1 Version: 20.7.2 Version: 20.6.4 Version: 20.9.1 Version: 20.3.6 Version: 20.9.1.1 Version: 20.9.2 Version: 20.6.5 Version: 20.3.7 Version: 20.9.3 Version: 20.4.2.3 Version: 20.3.4.3 Version: 20.6.4.1 Version: 20.6.3.2 Version: 20.3.5.1 Version: 20.9.3.1 Version: 20.6.5.2 Version: 20.3.7.1 Version: 20.3.3.2 Version: 20.6.1.2 Version: 20.1.3.1 Version: 20.9.2.2 Version: 20.6.5.3 Version: 20.6.3.3 Version: 20.3.7.2 Version: 20.6.5.4 Version: 20.9.2.3 Version: 20.3.8 |
|||||||
|
|||||||||
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{
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{
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{
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{
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"version": "20.6.5.2"
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{
"status": "affected",
"version": "20.3.7.1"
},
{
"status": "affected",
"version": "20.3.3.2"
},
{
"status": "affected",
"version": "20.6.1.2"
},
{
"status": "affected",
"version": "20.1.3.1"
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{
"status": "affected",
"version": "20.9.2.2"
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{
"status": "affected",
"version": "20.6.5.3"
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{
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"version": "20.6.3.3"
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{
"status": "affected",
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{
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"version": "18.3.0"
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{
"status": "affected",
"version": "18.4.3"
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{
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{
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"version": "18.3.4"
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{
"status": "affected",
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"version": "20.6.5.3"
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],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system.\r\n\r\nThis vulnerability is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this vulnerability by sending crafted UDP packets to an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition on the affected system."
}
],
"exploits": [
{
"lang": "en",
"value": "The Cisco PSIRT is not aware of any public announcements or malicious use of the vulnerability that is described in this advisory."
}
],
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "HIGH",
"attackVector": "ADJACENT_NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.1,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "CHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H",
"version": "3.1"
},
"format": "cvssV3_1"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-787",
"description": "Out-of-bounds Write",
"lang": "en",
"type": "cwe"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2024-09-25T16:20:12.079Z",
"orgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"shortName": "cisco"
},
"references": [
{
"name": "cisco-sa-sdw-vedos-KqFfhps3",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdw-vedos-KqFfhps3"
}
],
"source": {
"advisory": "cisco-sa-sdw-vedos-KqFfhps3",
"defects": [
"CSCwd85135"
],
"discovery": "EXTERNAL"
},
"title": "Cisco SD-WAN vEdge Routers Denial of Service Vulnerability"
}
},
"cveMetadata": {
"assignerOrgId": "d1c1063e-7a18-46af-9102-31f8928bc633",
"assignerShortName": "cisco",
"cveId": "CVE-2024-20496",
"datePublished": "2024-09-25T16:20:12.079Z",
"dateReserved": "2023-11-08T15:08:07.686Z",
"dateUpdated": "2024-09-25T18:36:07.489Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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