CVE-2020-8935: Vulnerability Analysis & Exploit Details

Status: Modified - Last modified: 21-11-2024 Published: 15-12-2020

CVE-2020-8935
Vulnerability Scoring

5.3
/10

Attack Complexity Details

  • Attack Complexity: HIGH IMPACT
  • Attack Vector: LOCAL
  • Privileges Required: Low Impact
  • Scope: UNCHANGED
  • User Interaction: NONE

CIA Impact Definition

  • Confidentiality: HIGH IMPACT
  • Integrity: Low Impact
  • Availability:

CVE-2020-8935 Vulnerability Summary

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.

Access Complexity Graph for CVE-2020-8935

Impact Analysis for CVE-2020-8935

CVE-2020-8935: Detailed Information and External References

EPSS

0.00044

EPSS %

0.14911

References

0.00044

CWE

CWE-787

Vulnerable Configurations

  • cpe:2.3:a:google:asylo:-:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:-:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.2.0:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.2.0:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.2.1:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.2.1:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.2.2:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.2.2:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.3.0:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.3.0:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.3.1:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.3.1:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.3.2:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.3.2:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.3.3:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.3.3:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.3.4:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.3.4:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.3.4.1:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.3.4.1:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.3.4.2:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.3.4.2:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.4.0:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.4.0:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.4.1:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.4.1:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.5.0:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.5.0:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.5.1:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.5.1:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.5.2:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.5.2:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.5.3:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.5.3:*:*:*:*:*:*:*
  • cpe:2.3:a:google:asylo:0.6.0:*:*:*:*:*:*:*
    cpe:2.3:a:google:asylo:0.6.0:*:*:*:*:*:*:*

CVSS3 Source

cve-coordination@google.com

CVSS3 Type

Secondary

CVSS3 Vector

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

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