CVE-2023-28562 Buffer Copy Without Checking Size of Input in QESL
A buffer overflow in Qualcomm Snapdragon firmware allows remote attackers to execute arbitrary code via malicious ESL payloads.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-28562?
CVE-2023-28562 is a critical memory corruption vulnerability in Qualcomm Aqt1000 Firmware, published on 5 Sep 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Memory corruption while handling payloads from remote ESL.
Which versions are affected by CVE-2023-28562?
It affects 68 products.
Products include Qualcomm Aqt1000 Firmware, Qualcomm Fastconnect 6200 Firmware, Qualcomm Fastconnect 6800 Firmware, Qualcomm Qca6391 Firmware, Qualcomm Qca6420 Firmware, Qualcomm Qca6430 Firmware and 62 more.
How do I fix CVE-2023-28562?
No fix has been published for CVE-2023-28562 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-2023-28562 being exploited?
There is no known exploitation of CVE-2023-28562 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-2022-40514 Buffer copy without checking size of input in WLAN Firmware
- CVE-2022-22096 Memory corruption in Snapdragon Connectivity, Snapdragon Mobile
- CVE-2021-35081 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music
Sources
Also known as GHSA-wjq7-rmcv-8f9w.