Vulnerability in Arm Aarch64cryptolib

CVE-2023-26084

The armv8_dec_aes_gcm_full() API of Arm AArch64cryptolib before 86065c6 fails to the verify the authentication tag of AES-GCM protected data, leading to a man-in-the-middle attack. This occurs because of an improperly initialized variable.

Vulnerability class: Dirty Pipe (CVE-2022-0847)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (27.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2023-26084: held from 0.004 to 0.004.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2023-26084?
CVE-2023-26084 is a low-severity vulnerability in Arm Aarch64cryptolib, classified under Improper Initialization. CVSS score: 3.7/10. Published 2023-03-15.
How severe is CVE-2023-26084?
Low severity. CVSS v3 base score is 3.7 out of 10.