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CVE-2020-8938

Arbitrary enclave memory location write from untrusted environment

LOW
3.3
CVSS Score
Published: December 15, 2020 at 02:55 PM UTC
Updated: June 17, 2026 at 03:27 AM UTC
1 product affected across 1 vendorAsylo

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Severity
LOW3.3
Exploit prediction
EPSS 0.1%

Description

An arbitrary memory overwrite vulnerability in Asylo versions up to 0.6.0 allows an attacker to make a host call to FromkLinuxSockAddr with attacker controlled content and size of klinux_addr which allows an attacker to write memory values from within the enclave. We recommend upgrading past commit a37fb6a0e7daf30134dbbf357c9a518a1026aa02

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Asylo· Google
95%
v ≤ 0.6.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

x_refsource_CONFIRMPatchThird Party Advisory
Source: [email protected]
https://github.com/google/asylo/commit/bda9772e7872b0d2b9bee32930cf7a4983837b39

CVSS

3.3LOW[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-787

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