CVE-2020-8938: medium-severity vulnerability in Google LLC Asylo
Arbitrary enclave memory location write from untrusted environment
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.3epss 0.1%
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
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N
Affected products
Google LLC · AsyloRelated CVEs — Google LLC Asylo
In the same product, most dangerous first.
CVE-2020-8905LOWConfidential Information Disclosure vulnerability in AsyloEPSS 0.2%CVE-2020-8904MEDIUMArbitrary trusted memory overwrite vulnerability in AsyloEPSS 0.2%CVE-2020-8944MEDIUMUnchecked buffer overrun in ecall_restoreEPSS 0.2%CVE-2021-22552MEDIUMMemory overread secure enclave in Asylo 0.6.2EPSS 0.2%CVE-2020-8935MEDIUMCVE-2020-8935EPSS 0.1%CVE-2020-8941MEDIUMUnchecked buffer overrun in enc_untrusted_inet_ptonEPSS 0.1%