Remote information disclosure via handshake buffer over-read
Published Oct 19, 2022 · Updated May 9, 2025
Buffer over-read in Qualcomm Snapdragon WLAN firmware allows remote attackers to disclose memory through a crafted authentication handshake. The WLAN authentication-handshake parser fails to validate a received field length before reading beyond its buffer. Network reachability to the WLAN handshake is sufficient; exposed memory can reveal confidential data, and the malformed exchange can interrupt service.
Summary
What happened
Buffer over-read in Qualcomm Snapdragon WLAN firmware allows remote attackers to disclose memory through a crafted authentication handshake. The WLAN authentication-handshake parser fails to validate a received field length before reading beyond its buffer. Network reachability to the WLAN handshake is sufficient; exposed memory can reveal confidential data, and the malformed exchange can interrupt service.
The record
- CVE
- CVE-2022-25719
- Published
- Oct 19, 2022
- Updated
- May 9, 2025
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-125
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Oct 19, 2022CVE publishedPublication date reported by the CVE source.
- May 9, 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=APQ8009
- Affected versionversion=APQ8009W
- Affected versionversion=APQ8016
- Affected versionversion=APQ8017
- Affected versionversion=APQ8037
- Affected versionversion=APQ8052
- Affected versionversion=APQ8053
- Affected versionversion=APQ8056
- Affected versionversion=APQ8076
- Affected versionversion=APQ8084
- Affected versionversion=AR8031
- Affected versionversion=CSR8811
- Affected versionversion=CSRA6620
- Affected versionversion=CSRA6640
- Affected versionversion=IPQ5010
- Affected versionversion=IPQ5018
- Affected versionversion=IPQ5028
- Affected versionversion=IPQ6000
- Affected versionversion=IPQ6010
- Affected versionversion=IPQ6018
- Affected versionversion=IPQ6028
- Affected versionversion=IPQ8070A
- Affected versionversion=IPQ8071A
- Affected versionversion=IPQ8072A
- Affected versionversion=IPQ8074A
- Affected versionversion=IPQ8076
- Affected versionversion=IPQ8076A
- Affected versionversion=IPQ8078
- Affected versionversion=IPQ8078A
- Affected versionversion=IPQ8173
- Affected versionversion=IPQ8174
- Affected versionversion=MDM9205
- Affected versionversion=MDM9225
- Affected versionversion=MDM9225M
- Affected versionversion=MDM9230
- Affected versionversion=MDM9235M
- Affected versionversion=MDM9330
- Affected versionversion=MDM9625
- Affected versionversion=MDM9625M
- Affected versionversion=MDM9630
- Affected versionversion=MDM9635M
- Affected versionversion=MSM8108
- Affected versionversion=MSM8208
- Affected versionversion=MSM8209
- Affected versionversion=MSM8608
- Affected versionversion=MSM8909W
- Affected versionversion=MSM8917
- Affected versionversion=MSM8920
- Affected versionversion=MSM8937
- Affected versionversion=MSM8940
- Affected versionversion=MSM8952
- Affected versionversion=MSM8953
- Affected versionversion=MSM8956
- Affected versionversion=MSM8976
- Affected versionversion=MSM8976SG
- Affected versionversion=PM8937
- Affected versionversion=QCA1990
- Affected versionversion=QCA4004
- Affected versionversion=QCA4010
- Affected versionversion=QCA4020
- Affected versionversion=QCA4024
- Affected versionversion=QCA6164
- Affected versionversion=QCA6174
- Affected versionversion=QCA6174A
- Affected versionversion=QCA8075
- Affected versionversion=QCA8081
- Affected versionversion=QCA9377
- Affected versionversion=QCA9379
- Affected versionversion=QCA9888
- Affected versionversion=QCA9889
- Affected versionversion=QCN5022
- Affected versionversion=QCN5024
- Affected versionversion=QCN5052
- Affected versionversion=QCN5122
- Affected versionversion=QCN5124
- Affected versionversion=QCN5152
- Affected versionversion=QCN5154
- Affected versionversion=QCN5164
- Affected versionversion=QCN6023
- Affected versionversion=QCN6024
- Affected versionversion=QCN6122
- Affected versionversion=QCN6132
- Affected versionversion=QCN9000
- Affected versionversion=QCN9022
- Affected versionversion=QCN9024
- Affected versionversion=QCN9070
- Affected versionversion=QCN9072
- Affected versionversion=QCN9074
- Affected versionversion=QCN9100
- Affected versionversion=QCS405
- Affected versionversion=QET4101
- Affected versionversion=QSW8573
- Affected versionversion=Qualcomm215
- Affected versionversion=SD205
- Affected versionversion=SD210
- Affected versionversion=SD429
- Affected versionversion=SD439
- Affected versionversion=SD450
- Affected versionversion=SD632
- Affected versionversion=SDA429W
- Affected versionversion=SDM429W
- Affected versionversion=SDW2500
- Affected versionversion=WCD9306
- Affected versionversion=WCD9326
- Affected versionversion=WCD9335
- Affected versionversion=WCD9340
- Affected versionversion=WCN3610
- Affected versionversion=WCN3615
- Affected versionversion=WCN3620
- Affected versionversion=WCN3660
- Affected versionversion=WCN3660B
- Affected versionversion=WCN3680
- Affected versionversion=WCN3680B
- Affected versionversion=WCN3980
- Affected versionversion=WCN3998
- Affected versionversion=WCN3999
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
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
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Technologies
Your stack
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Your stack
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