VulnerabilityModified
CVE-2021-22550
An attacker can modify the pointers in enclave memory to overwrite arbitrary memory addresses within the secure enclave.
HIGH 7.8EPSS 0.10%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.10%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An attacker can modify the pointers in enclave memory to overwrite arbitrary memory addresses within the secure enclave. It is recommended to update past 0.6.3 or git commit https://github.com/google/asylo/commit/a47ef55db2337d29de19c50cd29b0deb2871d31c
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.10% probability · 1th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-823, CWE-668
- Affected
- google/asylo
- Source
- cve-coordination@google.com
References
- https://github.com/google/asylo/commit/a47ef55db2337d29de19c50cd29b0deb2871d31cPatch, Third Party Advisory
- https://github.com/google/asylo/commit/a47ef55db2337d29de19c50cd29b0deb2871d31cPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.