CVE-2023-28538 Stack-based Buffer Overflow in WIN Product
A stack-based buffer overflow in Qualcomm Snapdragon firmware allows attackers to execute arbitrary code or escalate privileges via the WinAcpi update driver.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-28538?
CVE-2023-28538 is a high-severity memory corruption vulnerability in Qualcomm Aqt1000 Firmware, published on 5 Sep 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Memory corruption in WIN Product while invoking WinAcpi update driver in the UEFI region.
Which versions are affected by CVE-2023-28538?
It affects 130 products.
Products include Qualcomm Aqt1000 Firmware, Qualcomm Csra6620 Firmware, Qualcomm Csra6640 Firmware, Qualcomm Fastconnect 6200 Firmware, Qualcomm Fastconnect 6800 Firmware, Qualcomm Fastconnect 6900 Firmware and 124 more.
How do I fix CVE-2023-28538?
No fix has been published for CVE-2023-28538 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-28538 being exploited?
There is no known exploitation of CVE-2023-28538 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Aqt1000 Firmware
- CVE-2025-21479 Qualcomm Multiple Chipsets Incorrect Authorization
- CVE-2025-21480 Qualcomm Multiple Chipsets Incorrect Authorization
- CVE-2023-28562 Buffer Copy Without Checking Size of Input in QESL
- CVE-2022-40514 Buffer copy without checking size of input in WLAN Firmware
- CVE-2022-22096 Memory corruption in Snapdragon Connectivity, Snapdragon Mobile
Sources
Also known as GHSA-w7wm-wchq-gc2x.