CVE-2025-12485 (GCVE-0-2025-12485)
Vulnerability from cvelistv5 – Published: 2025-11-06 16:37 – Updated: 2025-11-07 14:07
VLAI
EPSS
VEX
Summary
Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.This does not bypass the target account MFA verification step.
This issue affects the following versions :
* Devolutions Server 2025.3.2.0 through 2025.3.5.0
*
Devolutions Server 2025.2.15.0 and earlier
Severity
8.8 (High)
SSVC
Exploitation: none
Automatable: no
Technical Impact: total
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2025-11-06 19:37 UTC
CWE
- CWE-269 - Improper Privilege Management
Assigner
References
1 reference
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Devolutions | Server |
Affected:
2025.3.2.0 , ≤ 2025.3.5.0
(custom)
Affected: 0 , ≤ 2025.2.15.0 (custom) |
guessed |
{
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2025-12485",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-11-06T19:37:22.378650Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-11-06T19:37:36.243Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Server",
"vendor": "Devolutions",
"versions": [
{
"lessThanOrEqual": "2025.3.5.0",
"status": "affected",
"version": "2025.3.2.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "2025.2.15.0",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003eThis does not bypass the target account MFA verification step.\u003c/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c/div\u003e\u003cdiv\u003e\n\u003cp\u003eThis issue affects the following versions :\u003c/p\u003e\u003cul\u003e\u003cli\u003eDevolutions Server\u0026nbsp;2025.3.2.0 through\u0026nbsp;2025.3.5.0\u003c/li\u003e\u003cli\u003e\n\nDevolutions Server 2025.2.15.0 and earlier\u0026nbsp;\u003cbr\u003e\u003c/li\u003e\u003c/ul\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv\u003e\u003cbr\u003e\n\n\u003c/div\u003e\u003cbr\u003e"
}
],
"value": "Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.This does not bypass the target account MFA verification step.\n\n\n\n\n\nThis issue affects the following versions :\n\n * Devolutions Server\u00a02025.3.2.0 through\u00a02025.3.5.0\n * \n\nDevolutions Server 2025.2.15.0 and earlier"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-269",
"description": "CWE-269 Improper Privilege Management",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-11-07T14:07:04.358Z",
"orgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23",
"shortName": "DEVOLUTIONS"
},
"references": [
{
"url": "https://devolutions.net/security/advisories/DEVO-2025-0016"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 0.5.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23",
"assignerShortName": "DEVOLUTIONS",
"cveId": "CVE-2025-12485",
"datePublished": "2025-11-06T16:37:14.546Z",
"dateReserved": "2025-10-29T19:20:46.159Z",
"dateUpdated": "2025-11-07T14:07:04.358Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2025-12485",
"date": "2026-09-21",
"epss": "0.00593",
"percentile": "0.46771"
},
"nvd": {
"cve": {
"affected": [
{
"affectedData": [
{
"defaultStatus": "unaffected",
"product": "Server",
"vendor": "Devolutions",
"versions": [
{
"lessThanOrEqual": "2025.3.5.0",
"status": "affected",
"version": "2025.3.2.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "2025.2.15.0",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"source": "security@devolutions.net"
}
],
"configurations": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "2A69717C-BA2A-4784-8105-95D2A1A56E65",
"versionEndExcluding": "2025.2.17.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:devolutions:devolutions_server:*:*:*:*:*:*:*:*",
"matchCriteriaId": "DE204E27-A038-4D0F-A91F-0CF5FF48A992",
"versionEndExcluding": "2025.3.6.0",
"versionStartIncluding": "2025.3.2.0",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.This does not bypass the target account MFA verification step.\n\n\n\n\n\nThis issue affects the following versions :\n\n * Devolutions Server\u00a02025.3.2.0 through\u00a02025.3.5.0\n * \n\nDevolutions Server 2025.2.15.0 and earlier"
}
],
"id": "CVE-2025-12485",
"lastModified": "2026-06-17T08:32:27.960",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 2.8,
"impactScore": 5.9,
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary"
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"id": "CVE-2025-12485",
"options": [
{
"exploitation": "none"
},
{
"automatable": "no"
},
{
"technicalImpact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-11-06T19:37:22.378650Z",
"version": "2.0.3"
}
}
]
},
"published": "2025-11-06T17:15:42.483",
"references": [
{
"source": "security@devolutions.net",
"tags": [
"Vendor Advisory"
],
"url": "https://devolutions.net/security/advisories/DEVO-2025-0016"
}
],
"sourceIdentifier": "security@devolutions.net",
"vulnStatus": "Analyzed",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-269"
}
],
"source": "security@devolutions.net",
"type": "Secondary"
}
]
}
},
"redhat_vex": {
"current_release_date": "2025-11-07T17:33:26+00:00",
"cve": "CVE-2025-12485",
"id": "CVE-2025-12485",
"initial_release_date": "2025-01-01T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "CVE-2025-12485",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2025/cve-2025-12485.json",
"version": "3"
},
"vulnrichment": {
"containers": {
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
}
},
{
"other": {
"content": {
"id": "CVE-2025-12485",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2025-11-06T19:37:22.378650Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2025-11-06T19:37:03.708Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Server",
"vendor": "Devolutions",
"versions": [
{
"lessThanOrEqual": "2025.3.5.0",
"status": "affected",
"version": "2025.3.2.0",
"versionType": "custom"
},
{
"lessThanOrEqual": "2025.2.15.0",
"status": "affected",
"version": "0",
"versionType": "custom"
}
]
}
],
"descriptions": [
{
"lang": "en",
"supportingMedia": [
{
"base64": false,
"type": "text/html",
"value": "Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003e\u003cdiv\u003eThis does not bypass the target account MFA verification step.\u003c/div\u003e\u003cdiv\u003e\u003cbr\u003e\u003c/div\u003e\u003cdiv\u003e\n\u003cp\u003eThis issue affects the following versions :\u003c/p\u003e\u003cul\u003e\u003cli\u003eDevolutions Server\u0026nbsp;2025.3.2.0 through\u0026nbsp;2025.3.5.0\u003c/li\u003e\u003cli\u003e\n\nDevolutions Server 2025.2.15.0 and earlier\u0026nbsp;\u003cbr\u003e\u003c/li\u003e\u003c/ul\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv\u003e\u003cdiv\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003c/div\u003e\u003cdiv\u003e\u003cbr\u003e\n\n\u003c/div\u003e\u003cbr\u003e"
}
],
"value": "Improper privilege management during pre-MFA cookie handling in Devolutions Server allows a low-privileged authenticated user to impersonate another account by replaying the pre-MFA cookie.This does not bypass the target account MFA verification step.\n\n\n\n\n\nThis issue affects the following versions :\n\n * Devolutions Server\u00a02025.3.2.0 through\u00a02025.3.5.0\n * \n\nDevolutions Server 2025.2.15.0 and earlier"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-269",
"description": "CWE-269 Improper Privilege Management",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-11-07T14:07:04.358Z",
"orgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23",
"shortName": "DEVOLUTIONS"
},
"references": [
{
"url": "https://devolutions.net/security/advisories/DEVO-2025-0016"
}
],
"source": {
"discovery": "UNKNOWN"
},
"x_generator": {
"engine": "Vulnogram 0.5.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "bfee16bd-18e6-446c-9a65-f5b2e3d89c23",
"assignerShortName": "DEVOLUTIONS",
"cveId": "CVE-2025-12485",
"datePublished": "2025-11-06T16:37:14.546Z",
"dateReserved": "2025-10-29T19:20:46.159Z",
"dateUpdated": "2025-11-07T14:07:04.358Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
Loading…
Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
Loading…