Vulnerability-Lookup

CVE-2026-20435 (GCVE-0-2026-20435)

Vulnerability from cvelistv5 – Published: 2026-03-02 08:39 – Updated: 2026-03-30 13:05

Summary

In preloader, there is a possible read of device unique identifiers due to a logic error. This could lead to local information disclosure, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10607099; Issue ID: MSV-6118.

Severity ?

4.6 (Medium)


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

CWE

CWE-522 - Insufficiently Protected Credentials

Assigner

MediaTek

References

URL

Tags

https://corp.mediatek.com/product-security-bullet…

Impacted products

	Vendor	Product	Version
	MediaTek, Inc.	MediaTek chipset	Affected: MT2737 Affected: MT6739 Affected: MT6761 Affected: MT6765 Affected: MT6768 Affected: MT6781 Affected: MT6789 Affected: MT6813 Affected: MT6833 Affected: MT6853 Affected: MT6855 Affected: MT6877 Affected: MT6878 Affected: MT6879 Affected: MT6880 Affected: MT6885 Affected: MT6886 Affected: MT6890 Affected: MT6893 Affected: MT6895 Affected: MT6897 Affected: MT6983 Affected: MT6985 Affected: MT6989 Affected: MT6990 Affected: MT6993 Affected: MT8169 Affected: MT8186 Affected: MT8188 Affected: MT8370 Affected: MT8390 Affected: MT8676 Affected: MT8678 Affected: MT8696 Affected: MT8793

Show details on NVD website

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FKIE_CVE-2026-20435

Vulnerability from fkie_nvd - Published: 2026-03-02 09:16 - Updated: 2026-03-03 12:52

Severity ?

4.6 (Medium) - CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Summary

References

	URL	Tags
	security@mediatek.com	https://corp.mediatek.com/product-security-bulletin/March-2026	Vendor Advisory

Impacted products

Vendor	Product	Version
linuxfoundation	yocto	4.0
rdkcentral	rdk-b	2022q3
rdkcentral	rdk-b	2024q1
google	android	14.0
google	android	15.0
google	android	16.0
openwrt	openwrt	21.02.0
openwrt	openwrt	23.05.0
zephyrproject	zephyr	3.7.0
mediatek	mt2737	-
mediatek	mt6739	-
mediatek	mt6761	-
mediatek	mt6765	-
mediatek	mt6768	-
mediatek	mt6781	-
mediatek	mt6789	-
mediatek	mt6813	-
mediatek	mt6833	-
mediatek	mt6853	-
mediatek	mt6855	-
mediatek	mt6877	-
mediatek	mt6878	-
mediatek	mt6879	-
mediatek	mt6880	-
mediatek	mt6885	-
mediatek	mt6886	-
mediatek	mt6890	-
mediatek	mt6893	-
mediatek	mt6895	-
mediatek	mt6897	-
mediatek	mt6983	-
mediatek	mt6985	-
mediatek	mt6989	-
mediatek	mt6990	-
mediatek	mt6993	-
mediatek	mt8169	-
mediatek	mt8186	-
mediatek	mt8188	-
mediatek	mt8370	-
mediatek	mt8390	-
mediatek	mt8676	-
mediatek	mt8678	-
mediatek	mt8696	-
mediatek	mt8793	-

JSON

To clipboard

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    },
    {
      "lang": "es",
      "value": "En el preloader, existe una posible lectura de identificadores \u00fanicos del dispositivo debido a un error de l\u00f3gica. Esto podr\u00eda llevar a una revelaci\u00f3n de informaci\u00f3n local, si un atacante tiene acceso f\u00edsico al dispositivo, sin necesidad de privilegios de ejecuci\u00f3n adicionales. No se necesita interacci\u00f3n del usuario para la explotaci\u00f3n. ID del parche: ALPS10607099; ID del problema: MSV-6118."
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  "id": "CVE-2026-20435",
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          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
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      "tags": [
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-522"
        }
      ],
      "source": "security@mediatek.com",
      "type": "Secondary"
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}

GHSA-2727-H6MF-8PQP

Vulnerability from github – Published: 2026-03-02 09:30 – Updated: 2026-03-02 15:31

Details

Severity ?

4.6 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-20435"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-522"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-02T09:16:16Z",
    "severity": "MODERATE"
  },
  "details": "In preloader, there is a possible read of device unique identifiers due to a logic error. This could lead to local information disclosure, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10607099; Issue ID: MSV-6118.",
  "id": "GHSA-2727-h6mf-8pqp",
  "modified": "2026-03-02T15:31:23Z",
  "published": "2026-03-02T09:30:31Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-20435"
    },
    {
      "type": "WEB",
      "url": "https://corp.mediatek.com/product-security-bulletin/March-2026"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    }
  ]
}

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

CVE-2026-20435 (GCVE-0-2026-20435)

FKIE_CVE-2026-20435

GHSA-2727-H6MF-8PQP

Tags

Sightings

Nomenclature