CVE-2023-28550

Improper Restriction of Operations within the Bounds of a Memory Buffer in MPP Performance

7.8 High

Memory corruption in MPP performance while accessing DSM watermark using external memory address.

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.12%Up 0.1 points since Dec 5, 2023

What each source reports

CVE List Score used 7.8

Improper Restriction of Operations within the Bounds of a Memory Buffer in MPP Performance

Memory corruption in MPP performance while accessing DSM watermark using external memory address.

Record: CVE-2023-28550
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119
Updated: 2026-11-02

EUVDEUVD-2023-32220 7.8

Memory corruption in MPP performance while accessing DSM watermark using external memory address.

Record: EUVD-2023-32220
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-3299-66vv-h629 7.8

Memory corruption in MPP performance while accessing DSM watermark using external memory address.

Memory corruption in MPP performance while accessing DSM watermark using external memory address.

Record: GHSA-3299-66vv-h629
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119, CWE-787
Updated: 2026-11-02

NVD 7.8

Memory corruption in MPP performance while accessing DSM watermark using external memory address.

Record: CVE-2023-28550
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-119, CWE-787
Updated: 2026-11-02

Affected products

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History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-28550 is a high vulnerability (CVSS 7.8) in Qualcomm 315 5g Iot Modem Firmware, published December 5, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.12%, the 1st percentile. No source names a fixed version.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

History

In short

References