Memory corruption via oversized remote ESL payload
Published Sep 5, 2023 · Updated Feb 27, 2025
Classic buffer overflow in Qualcomm Snapdragon QESL allows remote attackers to corrupt memory via payloads from a remote ESL device. QESL copies an attacker-controlled payload without checking its size, allowing the destination buffer to be overrun; Qualcomm does not identify the function or buffer. No privileges or user interaction are required, and the record attributes data disclosure, modification, and service interruption without specifying code execution or crash behavior.
Summary
What happened
Classic buffer overflow in Qualcomm Snapdragon QESL allows remote attackers to corrupt memory via payloads from a remote ESL device. QESL copies an attacker-controlled payload without checking its size, allowing the destination buffer to be overrun; Qualcomm does not identify the function or buffer. No privileges or user interaction are required, and the record attributes data disclosure, modification, and service interruption without specifying code execution or crash behavior.
The record
- CVE
- CVE-2023-28562
- Published
- Sep 5, 2023
- Updated
- Feb 27, 2025
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-120, T1210
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Sep 5, 2023CVE publishedPublication date reported by the CVE source.
- Feb 27, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=AQT1000
- Affected versionversion=FastConnect 6200
- Affected versionversion=FastConnect 6800
- Affected versionversion=QCA6391
- Affected versionversion=QCA6420
- Affected versionversion=QCA6430
- Affected versionversion=QCN7606
- Affected versionversion=QCS410
- Affected versionversion=QCS610
- Affected versionversion=SC8180X+SDX55
- Affected versionversion=SD460
- Affected versionversion=SD662
- Affected versionversion=SD730
- Affected versionversion=SD855
- Affected versionversion=SDX55
- Affected versionversion=SM4125
- Affected versionversion=SM6250
- Affected versionversion=SM6250P
- Affected versionversion=SM7250P
- Affected versionversion=Snapdragon 460 Mobile Platform
- Affected versionversion=Snapdragon 480 5G Mobile Platform
- Affected versionversion=Snapdragon 480+ 5G Mobile Platform (SM4350-AC)
- Affected versionversion=Snapdragon 662 Mobile Platform
- Affected versionversion=Snapdragon 675 Mobile Platform
- Affected versionversion=Snapdragon 678 Mobile Platform (SM6150-AC)
- Affected versionversion=Snapdragon 690 5G Mobile Platform
- Affected versionversion=Snapdragon 695 5G Mobile Platform
- Affected versionversion=Snapdragon 720G Mobile Platform
- Affected versionversion=Snapdragon 730G Mobile Platform (SM7150-AB)
- Affected versionversion=Snapdragon 730 Mobile Platform (SM7150-AA)
- Affected versionversion=Snapdragon 732G Mobile Platform (SM7150-AC)
- Affected versionversion=Snapdragon 750G 5G Mobile Platform
- Affected versionversion=Snapdragon 765 5G Mobile Platform (SM7250-AA)
- Affected versionversion=Snapdragon 765G 5G Mobile Platform (SM7250-AB)
- Affected versionversion=Snapdragon 768G 5G Mobile Platform (SM7250-AC)
- Affected versionversion=Snapdragon 855+/860 Mobile Platform (SM8150-AC)
- Affected versionversion=Snapdragon 855 Mobile Platform
- Affected versionversion=Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite"
- Affected versionversion=Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite"
- Affected versionversion=Snapdragon 8cx Compute Platform (SC8180X-AA, AB)
- Affected versionversion=Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro"
- Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro"
- Affected versionversion=Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB)
- Affected versionversion=Snapdragon X50 5G Modem-RF System
- Affected versionversion=Snapdragon X55 5G Modem-RF System
- Affected versionversion=Vision Intelligence 400 Platform
- Affected versionversion=WCD9326
- Affected versionversion=WCD9335
- Affected versionversion=WCD9340
- Affected versionversion=WCD9341
- Affected versionversion=WCD9370
- Affected versionversion=WCD9375
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCN3910
- Affected versionversion=WCN3950
- Affected versionversion=WCN3980
- Affected versionversion=WCN3988
- Affected versionversion=WCN3990
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8835
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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