github - ghsa-6g37-4jmq-qq2x

GHSA-6G37-4JMQ-QQ2X

Vulnerability from github – Published: 2022-05-24 17:36 – Updated: 2022-05-24 17:36

Details

An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allow an attacker to make an Ecall_restore function call to reallocate untrusted code and overwrite sections of the Enclave memory address. We recommend updating your library.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-8935"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-119"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-12-15T15:15:00Z",
    "severity": "HIGH"
  },
  "details": "An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allow an attacker to make an Ecall_restore function call to reallocate untrusted code and overwrite sections of the Enclave memory address. We recommend updating your library.",
  "id": "GHSA-6g37-4jmq-qq2x",
  "modified": "2022-05-24T17:36:37Z",
  "published": "2022-05-24T17:36:37Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-8935"
    },
    {
      "type": "WEB",
      "url": "https://github.com/google/asylo/commit/ed0926bff0e423cd122a18b3d2fc772817f66825"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-8935 (GCVE-0-2020-8935)

Vulnerability from cvelistv5 – Published: 2020-12-15 14:55 – Updated: 2024-08-04 10:12

Summary

Severity ?

5.3 (Medium)


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

CWE

Arbitrary Memory overwrite in Ecall_restore

Assigner

Google

References

URL

Tags

https://github.com/google/asylo/commit/ed0926bff0…

x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	Google LLC	Asylo	Affected: unspecified , ≤ 0.6.0 (custom)

Credits

Qinkun Bao (Baidu Security) Zhaofeng Chen (Baidu Security) Mingshen Sun (Baidu Security) Kang Li (Baidu Security)

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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-6G37-4JMQ-QQ2X

CVE-2020-8935 (GCVE-0-2020-8935)

Tags

Sightings

Nomenclature