CVE-2021-22548CWE-788

Arbitrary enclave memory overread vulnerability in Asylo TrustedPrimitives::UntrustedCall

Medium · published June 8, 2021

CVSS v3.1
6.5
EPSS
0%
Percentile
1.7
In the wild
Unconfirmed
What it is

An attacker can change the pointer to untrusted memory to point to trusted memory region which causes copying trusted memory to trusted memory, if the latter is later copied out, it allows for reading of memory regions from the trusted region. It is recommended to update past 0.6.2 or git commit https://github.com/google/asylo/commit/53ed5d8fd8118ced1466e509606dd2f473707a5c

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
CVSS v4.0
Not supplied
EPSS
0.00119 · 1.7th percentile
Weakness
CWE-788 · Access of Memory Location After End of Buffer
Published
2021-06-08T13:15Z
EPSS history
Timeline
  • 08 JUN 13:15Z
    Arbitrary enclave memory overread vulnerability in Asylo TrustedPrimitives::UntrustedCall
    cvelistv5