What is CVE-2023-21492?

CVE-2023-21492 is a medium-severity vulnerability in Samsung Android, classified under Insertion of Sensitive Information into Log File. CVSS score: 4.4/10. Published 2023-05-04.

How severe is CVE-2023-21492?

Medium severity. CVSS v3 base score is 4.4 out of 10.

Is CVE-2023-21492 known to be exploited?

Yes. CVE-2023-21492 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-19), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.

Information disclosure in Samsung Android

CVE-2023-21492

Kernel pointers are printed in the log file prior to SMR May-2023 Release 1 allows a privileged local attacker to bypass ASLR.

EPSS: 0.026 (83.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N.

Affected products

Samsung Android — versions 11.0, 12.0, 13.0
Samsung Mobile Devices — versions Selected Android 11, 12, 13 devices

Weakness classification (CWE)

CWE-532 — Insertion of Sensitive Information into Log File

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2023-05-19. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2023-06-09.

Required action: Apply updates per vendor instructions.

Public proof-of-concept exploits

References

mobile.security@samsung.com (Vendor Advisory)
134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)

Frequently asked questions

What is CVE-2023-21492?: CVE-2023-21492 is a medium-severity vulnerability in Samsung Android, classified under Insertion of Sensitive Information into Log File. CVSS score: 4.4/10. Published 2023-05-04.
How severe is CVE-2023-21492?: Medium severity. CVSS v3 base score is 4.4 out of 10.
Is CVE-2023-21492 known to be exploited?: Yes. CVE-2023-21492 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-05-19), indicating it is being actively exploited. 2 public proof-of-concept repositories are indexed.