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GHSA-V738-924G-MM67

Vulnerability from github – Published: 2026-03-05 18:31 – Updated: 2026-03-25 18:31

Details

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution'), Use of Password Hash With Insufficient Computational Effort vulnerability in rustdesk-client RustDesk Client rustdesk, hbb_common on Windows, MacOS, Linux (Password security module, config encryption, machine UID modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program files hbb_common/src/password_security.Rs, hbb_common/src/config.Rs, hbb_common/src/lib.Rs (get_uuid), machine-uid/src/lib.Rs and program routines symmetric_crypt(), encrypt_str_or_original(), decrypt_str_or_original(), get_uuid(), get_machine_id().

This issue affects RustDesk Client: through 1.4.5.

Severity

5.5 (Medium)


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

8.2 (High)


                  
                    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N

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{
  "affected": [],
  "aliases": [
    "CVE-2026-30785"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-257"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-05T16:16:19Z",
    "severity": "HIGH"
  },
  "details": "Improperly Controlled Modification of Object Prototype Attributes (\u0027Prototype Pollution\u0027), Use of Password Hash With Insufficient Computational Effort vulnerability in rustdesk-client RustDesk Client rustdesk, hbb_common on Windows, MacOS, Linux (Password security module, config encryption, machine UID modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program files hbb_common/src/password_security.Rs, hbb_common/src/config.Rs, hbb_common/src/lib.Rs (get_uuid), machine-uid/src/lib.Rs and program routines symmetric_crypt(), encrypt_str_or_original(), decrypt_str_or_original(), get_uuid(), get_machine_id().\n\nThis issue affects RustDesk Client: through 1.4.5.",
  "id": "GHSA-v738-924g-mm67",
  "modified": "2026-03-25T18:31:36Z",
  "published": "2026-03-05T18:31:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30785"
    },
    {
      "type": "WEB",
      "url": "https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rustdesk/rustdesk/discussions/4979"
    },
    {
      "type": "WEB",
      "url": "https://github.com/rustdesk/rustdesk/discussions/9229"
    },
    {
      "type": "WEB",
      "url": "https://www.vulsec.org"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2026-30785 (GCVE-0-2026-30785)

Vulnerability from cvelistv5 – Published: 2026-03-05 16:04 – Updated: 2026-03-06 10:32

Title

RustDesk Encrypts Local Passwords with World-Readable Machine ID and Fixed Zero Nonce (XSalsa20-Poly1305)

Summary

Severity

8.2 (High)


                        
                          CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N

SSVC

Exploitation: poc Automatable: yes Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-03-06 10:32 UTC

CWE

CWE-257
CWE-1321 - Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
CWE-323
CWE-916 - Use of Password Hash With Insufficient Computational Effort

Assigner

VULSec redhat root Scorecard

References

4 references

URL	Tags
https://github.com/rustdesk/rustdesk/discussions/9229	technical-descriptionx_--config documentation
https://github.com/rustdesk/rustdesk/discussions/4979	technical-descriptionx_--config documentation
https://docs.google.com/document/d/e/2PACX-1vSds6…	third-party-advisoryexploit
https://www.vulsec.org/	vdb-entrythird-party-advisory

Impacted products

1 product

Vendor	Product	Version
rustdesk-client	RustDesk Client	Affected: 0 , ≤ 1.4.5 (custom)

Date Public

2026-03-05 13:45

Credits

Erez Kalman Erez Kalman

Show details on NVD website

JSON

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{
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                "id": "CVE-2026-30785",
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                  },
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-03-06T10:32:18.593322Z",
                "version": "2.0.3"
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            "machine-uid/src/lib.rs"
          ],
          "programRoutines": [
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              "name": "symmetric_crypt()"
            },
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              "name": "get_uuid()"
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              "name": "get_machine_id()"
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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.

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.

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GHSA-V738-924G-MM67

CVE-2026-30785 (GCVE-0-2026-30785)

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