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CVE-2023-26084

LOWCVSS 3.7/10EPSS 0.36%

Last modified

CVE-2023-26084 is a low-severity vulnerability rated 3.7/10 on the CVSS scale. 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.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
3.7/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
0.36%

28.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
ArmAarch64cryptolib< 2023-02-20

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is 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.
How severe is CVE-2023-26084?
CVE-2023-26084 has a CVSS score of 3.7/10 (LOW severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2023-26084?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-26084?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST