CVE-2023-30699

Name: CVE-2023-30699
Creator: NVD / NIST
Published: 2023-08-10T02:15:12.267+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.62%

Last modified Jun 17, 2026

CVE-2023-30699 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Out-of-bounds write vulnerability in parser_hvcC function of libsimba library prior to SMR Aug-2023 Release 1 allows code execution by remote attackers.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.

Description

Out-of-bounds write vulnerability in parser_hvcC function of libsimba library prior to SMR Aug-2023 Release 1 allows code execution by remote attackers.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.62%

45.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Samsung	Android	11.0
Samsung	Android	12.0
Samsung	Android	13.0

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=08Vendor Advisory
https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=08Vendor Advisory

Timeline

Published: Aug 10, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-30699?

Out-of-bounds write vulnerability in parser_hvcC function of libsimba library prior to SMR Aug-2023 Release 1 allows code execution by remote attackers.

How severe is CVE-2023-30699?

CVE-2023-30699 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.

How do I fix CVE-2023-30699?

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-2023-30699?

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

Scan your code now

Source: NVD / NIST