github - ghsa-9f92-cqmm-3frg

GHSA-9F92-CQMM-3FRG

Vulnerability from github – Published: 2025-12-11 12:30 – Updated: 2025-12-11 12:30

Details

A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 25.11 for Windows allows malicious actors to cause a denial of service (application crash) via a crafted command, resulting in service termination.

Severity ?

6.5 (Medium)


                  
                    CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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JSON

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  "affected": [],
  "aliases": [
    "CVE-2025-12687"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-20"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-12-11T12:16:23Z",
    "severity": "MODERATE"
  },
  "details": "A vulnerability in TeamViewer DEX Client (former 1E Client) - Content Distribution Service (NomadBranch.exe) prior version 25.11 for Windows allows malicious actors to cause a denial of service (application crash) via a crafted command, resulting in service termination.",
  "id": "GHSA-9f92-cqmm-3frg",
  "modified": "2025-12-11T12:30:27Z",
  "published": "2025-12-11T12:30:27Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-12687"
    },
    {
      "type": "WEB",
      "url": "https://www.teamviewer.com/en/resources/trust-center/security-bulletins/tv-2025-1005"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
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      "type": "CVSS_V3"
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}

CVE-2025-12687 (GCVE-0-2025-12687)

Vulnerability from cvelistv5 – Published: 2025-12-11 11:24 – Updated: 2025-12-11 17:21

Summary

Severity ?

6.5 (Medium)


                        
                          CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-20 - Improper Input Validation

Assigner

References

URL

Tags

https://www.teamviewer.com/en/resources/trust-cen…

Impacted products

	Vendor	Product	Version
	TeamViewer	DEX	Affected: 0 , < 25.11.0.29 (custom) Affected: 0 , ≤ 25.9.0.46 (custom) Affected: 0 , ≤ 25.5.053 (custom) Affected: 0 , ≤ 24.5.0.69 (custom)

Credits

Threat Hunt Team of Bank of America

Show details on NVD website

JSON

To clipboard

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                "role": "CISA Coordinator",
                "timestamp": "2025-12-11T17:21:39.863685Z",
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Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

Action not permitted

GHSA-9F92-CQMM-3FRG

CVE-2025-12687 (GCVE-0-2025-12687)

Tags

Sightings

Nomenclature