ghsa-hhx4-8rv9-cwrp
Vulnerability from github
Published
2022-09-25 00:00
Modified
2022-09-28 00:00
Severity ?
Details
An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver FwBlockServiceSmm, creating SMM, leads to arbitrary code execution. An attacker can replace the pointer to the UEFI boot service GetVariable with a pointer to malware, and then generate a software SMI.
{ "affected": [], "aliases": [ "CVE-2022-36338" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2022-09-23T18:15:00Z", "severity": "HIGH" }, "details": "An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM callout vulnerability in the SMM driver FwBlockServiceSmm, creating SMM, leads to arbitrary code execution. An attacker can replace the pointer to the UEFI boot service GetVariable with a pointer to malware, and then generate a software SMI.", "id": "GHSA-hhx4-8rv9-cwrp", "modified": "2022-09-28T00:00:24Z", "published": "2022-09-25T00:00:19Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2022-36338" }, { "type": "WEB", "url": "https://binarly.io/advisories/BRLY-2022-017/index.html" }, { "type": "WEB", "url": "https://www.insyde.com/security-pledge" }, { "type": "WEB", "url": "https://www.insyde.com/security-pledge/SA-2022029" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- 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.