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CVE-2023-21504

MEDIUM
Published 2023-05-04T00:00:00.000Z
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Expert Analysis

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CVSS Score

V3.1
5.6
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.006
probability
of exploitation in the wild

There is a 0.6% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.676
Higher than 67.6% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
LOW
Availability
LOW

Description

Potential buffer overflow vulnerability in mm_Plmncoordination.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

Samsung Mobile

Samsung Mobile Devices

Affected Versions:

Select devices using Exynos CP chipsets

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed CRITICAL

GHSA-v49x-2x37-f22g

Advisory Details

Potential buffer overflow vulnerability in mm_Plmncoordination.c in Shannon baseband prior to SMR May-2023 Release 1 allows remote attackers to cause invalid memory access.

CVSS Scoring

CVSS Score

9.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2023-21504
WEB https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05

Advisory provided by GitHub Security Advisory Database. Published: May 4, 2023, Modified: April 4, 2024

References

https://security.samsungmobile.com/securityUpdate.smsb?year=2023&month=05
Published: 2023-05-04T00:00:00.000Z
Last Modified: 2025-02-12T16:41:30.770Z
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