ncsc-2025-0398
Vulnerability from csaf_ncscnl
Published
2025-12-17 19:47
Modified
2025-12-17 19:47
Summary
Kwetsbaarheid in Cisco AsyncOS
Notes
The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions:
NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein.
NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory.
This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings.
Feiten
Cisco heeft een kwetsbaarheid in Cisco AsyncOS.
Interpretaties
De kwetsbaarheid bevindt zich in apparaten die gebruik maken van Cisco AsyncOS-software in combinatie met Cisco Secure Email Gateway en Cisco Secure Email en Web Manager. Voor uitbuiting is het noodzakelijk dat de service toegankelijk is vanaf het internet en de Spam Quarantine functie actief is, wat niet gebruikelijk is voor deze configuratie.
Oplossingen
Cisco heeft nog geen updates uitgebracht om de kwetsbaarheid te verhelpen. Zie bijgevoegde referenties voor meer informatie over mitigerende maatregelen.
Kans
medium
Schade
high
CWE-20
Improper Input Validation
{
"document": {
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"tlp": {
"label": "WHITE"
}
},
"lang": "nl",
"notes": [
{
"category": "legal_disclaimer",
"text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions:\n\n NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein.\n\n NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory.\n This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings."
},
{
"category": "description",
"text": "Cisco heeft een kwetsbaarheid in Cisco AsyncOS.",
"title": "Feiten"
},
{
"category": "description",
"text": "De kwetsbaarheid bevindt zich in apparaten die gebruik maken van Cisco AsyncOS-software in combinatie met Cisco Secure Email Gateway en Cisco Secure Email en Web Manager. Voor uitbuiting is het noodzakelijk dat de service toegankelijk is vanaf het internet en de Spam Quarantine functie actief is, wat niet gebruikelijk is voor deze configuratie.",
"title": "Interpretaties"
},
{
"category": "description",
"text": "Cisco heeft nog geen updates uitgebracht om de kwetsbaarheid te verhelpen. Zie bijgevoegde referenties voor meer informatie over mitigerende maatregelen.",
"title": "Oplossingen"
},
{
"category": "general",
"text": "medium",
"title": "Kans"
},
{
"category": "general",
"text": "high",
"title": "Schade"
},
{
"category": "general",
"text": "Improper Input Validation",
"title": "CWE-20"
}
],
"publisher": {
"category": "coordinator",
"contact_details": "cert@ncsc.nl",
"name": "Nationaal Cyber Security Centrum",
"namespace": "https://www.ncsc.nl/"
},
"references": [
{
"category": "external",
"summary": "Reference",
"url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sma-attack-N9bf4"
}
],
"title": "Kwetsbaarheid in Cisco AsyncOS",
"tracking": {
"current_release_date": "2025-12-17T19:47:00.346651Z",
"generator": {
"date": "2025-08-04T16:30:00Z",
"engine": {
"name": "V.A.",
"version": "1.3"
}
},
"id": "NCSC-2025-0398",
"initial_release_date": "2025-12-17T19:47:00.346651Z",
"revision_history": [
{
"date": "2025-12-17T19:47:00.346651Z",
"number": "1.0.0",
"summary": "Initiele versie"
}
],
"status": "final",
"version": "1.0.0"
}
},
"product_tree": {
"branches": [
{
"branches": [
{
"branches": [
{
"category": "product_version_range",
"name": "vers:unknown/*",
"product": {
"name": "vers:unknown/*",
"product_id": "CSAFPID-1"
}
}
],
"category": "product_name",
"name": "Cisco Secure Email"
},
{
"branches": [
{
"category": "product_version_range",
"name": "vers:unknown/*",
"product": {
"name": "vers:unknown/*",
"product_id": "CSAFPID-2"
}
}
],
"category": "product_name",
"name": "Cisco Secure Email and Web Manager"
}
],
"category": "vendor",
"name": "Cisco"
}
]
},
"vulnerabilities": [
{
"cve": "CVE-2025-20393",
"cwe": {
"id": "CWE-20",
"name": "Improper Input Validation"
},
"notes": [
{
"category": "other",
"text": "Improper Input Validation",
"title": "CWE-20"
},
{
"category": "description",
"text": "Cisco is investigating a cyberattack campaign targeting appliances running Cisco AsyncOS Software, which may be vulnerable due to open ports.",
"title": "Summary"
}
],
"product_status": {
"known_affected": [
"CSAFPID-1",
"CSAFPID-2"
]
},
"references": [
{
"category": "self",
"summary": "CVE-2025-20393 | NCSC-NL Website",
"url": "https://vulnerabilities.ncsc.nl/csaf/v2/2025/cve-2025-20393.json"
}
],
"scores": [
{
"cvss_v3": {
"baseScore": 10.0,
"baseSeverity": "CRITICAL",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
"CSAFPID-1",
"CSAFPID-2"
]
}
],
"title": "CVE-2025-20393"
}
]
}
Loading…
Loading…
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.
Loading…
Loading…