CVE-2022-25685Network attack vector

Unauthenticated service interruption via modem error handling

Published Dec 13, 2022 · Updated Apr 22, 2025

Improper authentication in Qualcomm Snapdragon modem firmware allows remote attackers to interrupt service through error handling. The modem's error-handling path performs an authorization check incorrectly, but Qualcomm has not disclosed the triggering message or code-level operation. No privileges or user interaction are required; a network-reachable trigger can stop modem service, while confidentiality and integrity remain unaffected.

CVSS severity7.5
High
EPSS probability0.38%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authentication in Qualcomm Snapdragon modem firmware allows remote attackers to interrupt service through error handling. The modem's error-handling path performs an authorization check incorrectly, but Qualcomm has not disclosed the triggering message or code-level operation. No privileges or user interaction are required; a network-reachable trigger can stop modem service, while confidentiality and integrity remain unaffected.

The record

CVE
CVE-2022-25685
Published
Dec 13, 2022
Updated
Apr 22, 2025
Vendor
Qualcomm
Product
Snapdragon
Classifications
CWE-287, T1499
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 13, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 22, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=APQ8009
  2. Affected versionversion=APQ8017
  3. Affected versionversion=APQ8037
  4. Affected versionversion=AQT1000
  5. Affected versionversion=AR8035
  6. Affected versionversion=CSRA6620
  7. Affected versionversion=CSRA6640
  8. Affected versionversion=MSM8108
  9. Affected versionversion=MSM8208
  10. Affected versionversion=MSM8209
  11. Affected versionversion=MSM8608
  12. Affected versionversion=MSM8917
  13. Affected versionversion=MSM8937
  14. Affected versionversion=QCA6174A
  15. Affected versionversion=QCA6310
  16. Affected versionversion=QCA6320
  17. Affected versionversion=QCA6390
  18. Affected versionversion=QCA6391
  19. Affected versionversion=QCA6421
  20. Affected versionversion=QCA6426
  21. Affected versionversion=QCA6431
  22. Affected versionversion=QCA6436
  23. Affected versionversion=QCA6574A
  24. Affected versionversion=QCA6574AU
  25. Affected versionversion=QCA6595AU
  26. Affected versionversion=QCA6696
  27. Affected versionversion=QCA8081
  28. Affected versionversion=QCA8337
  29. Affected versionversion=QCC5100
  30. Affected versionversion=QCM2290
  31. Affected versionversion=QCM4290
  32. Affected versionversion=QCM6125
  33. Affected versionversion=QCM6490
  34. Affected versionversion=QCN6024
  35. Affected versionversion=QCN9024
  36. Affected versionversion=QCS2290
  37. Affected versionversion=QCS405
  38. Affected versionversion=QCS410
  39. Affected versionversion=QCS4290
  40. Affected versionversion=QCS610
  41. Affected versionversion=QCS6125
  42. Affected versionversion=QCS6490
  43. Affected versionversion=QCX315
  44. Affected versionversion=SA515M
  45. Affected versionversion=SD205
  46. Affected versionversion=SD210
  47. Affected versionversion=SD429
  48. Affected versionversion=SD439
  49. Affected versionversion=SD460
  50. Affected versionversion=SD480
  51. Affected versionversion=SD662
  52. Affected versionversion=SD665
  53. Affected versionversion=SD675
  54. Affected versionversion=SD 675
  55. Affected versionversion=SD678
  56. Affected versionversion=SD680
  57. Affected versionversion=SD690 5G
  58. Affected versionversion=SD695
  59. Affected versionversion=SD720G
  60. Affected versionversion=SD730
  61. Affected versionversion=SD750G
  62. Affected versionversion=SD765
  63. Affected versionversion=SD765G
  64. Affected versionversion=SD768G
  65. Affected versionversion=SD778G
  66. Affected versionversion=SD780G
  67. Affected versionversion=SD7c
  68. Affected versionversion=SD820
  69. Affected versionversion=SD821
  70. Affected versionversion=SD835
  71. Affected versionversion=SD855
  72. Affected versionversion=SD865 5G
  73. Affected versionversion=SD870
  74. Affected versionversion=SD888
  75. Affected versionversion=SD888 5G
  76. Affected versionversion=SD 8 Gen1 5G
  77. Affected versionversion=SDA429W
  78. Affected versionversion=SDM429W
  79. Affected versionversion=SDX50M
  80. Affected versionversion=SDX55
  81. Affected versionversion=SDX55M
  82. Affected versionversion=SDX57M
  83. Affected versionversion=SDX65
  84. Affected versionversion=SDXR2 5G
  85. Affected versionversion=SM6250
  86. Affected versionversion=SM6250P
  87. Affected versionversion=SM7250P
  88. Affected versionversion=SM7315
  89. Affected versionversion=SM7325P
  90. Affected versionversion=SW5100
  91. Affected versionversion=SW5100P
  92. Affected versionversion=WCD9326
  93. Affected versionversion=WCD9335
  94. Affected versionversion=WCD9340
  95. Affected versionversion=WCD9341
  96. Affected versionversion=WCD9360
  97. Affected versionversion=WCD9370
  98. Affected versionversion=WCD9371
  99. Affected versionversion=WCD9375
  100. Affected versionversion=WCD9380
  101. Affected versionversion=WCD9385
  102. Affected versionversion=WCN3610
  103. Affected versionversion=WCN3615
  104. Affected versionversion=WCN3620
  105. Affected versionversion=WCN3660B
  106. Affected versionversion=WCN3680B
  107. Affected versionversion=WCN3910
  108. Affected versionversion=WCN3950
  109. Affected versionversion=WCN3980
  110. Affected versionversion=WCN3988
  111. Affected versionversion=WCN3990
  112. Affected versionversion=WCN3991
  113. Affected versionversion=WCN3998
  114. Affected versionversion=WCN6740
  115. Affected versionversion=WCN6750
  116. Affected versionversion=WCN6850
  117. Affected versionversion=WCN6851
  118. Affected versionversion=WCN6855
  119. Affected versionversion=WCN6856
  120. Affected versionversion=WCN7850
  121. Affected versionversion=WCN7851
  122. Affected versionversion=WSA8810
  123. Affected versionversion=WSA8815
  124. Affected versionversion=WSA8830
  125. Affected versionversion=WSA8835

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Qualcomm · Snapdragonversion=APQ8009; version=APQ8017; version=APQ8037; version=AQT1000; version=AR8035; version=CSRA6620; version=CSRA6640; version=MSM8108; version=MSM8208; version=MSM8209; version=MSM8608; version=MSM8917; version=MSM8937; version=QCA6174A; version=QCA6310; version=QCA6320; version=QCA6390; version=QCA6391; version=QCA6421; version=QCA6426; version=QCA6431; version=QCA6436; version=QCA6574A; version=QCA6574AU; version=QCA6595AU; version=QCA6696; version=QCA8081; version=QCA8337; version=QCC5100; version=QCM2290; version=QCM4290; version=QCM6125; version=QCM6490; version=QCN6024; version=QCN9024; version=QCS2290; version=QCS405; version=QCS410; version=QCS4290; version=QCS610; version=QCS6125; version=QCS6490; version=QCX315; version=SA515M; version=SD205; version=SD210; version=SD429; version=SD439; version=SD460; version=SD480; version=SD662; version=SD665; version=SD675; version=SD 675; version=SD678; version=SD680; version=SD690 5G; version=SD695; version=SD720G; version=SD730; version=SD750G; version=SD765; version=SD765G; version=SD768G; version=SD778G; version=SD780G; version=SD7c; version=SD820; version=SD821; version=SD835; version=SD855; version=SD865 5G; version=SD870; version=SD888; version=SD888 5G; version=SD 8 Gen1 5G; version=SDA429W; version=SDM429W; version=SDX50M; version=SDX55; version=SDX55M; version=SDX57M; version=SDX65; version=SDXR2 5G; version=SM6250; version=SM6250P; version=SM7250P; version=SM7315; version=SM7325P; version=SW5100; version=SW5100P; version=WCD9326; version=WCD9335; version=WCD9340; version=WCD9341; version=WCD9360; version=WCD9370; version=WCD9371; version=WCD9375; version=WCD9380; version=WCD9385; version=WCN3610; version=WCN3615; version=WCN3620; version=WCN3660B; version=WCN3680B; version=WCN3910; version=WCN3950; version=WCN3980; version=WCN3988; version=WCN3990; version=WCN3991; version=WCN3998; version=WCN6740; version=WCN6750; version=WCN6850; version=WCN6851; version=WCN6855; version=WCN6856; version=WCN7850; version=WCN7851; version=WSA8810; version=WSA8815; version=WSA8830; version=WSA8835

Published CVSS scores

7.5Qualcomm, Inc.CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-287Improper Authentication
T1499Endpoint Denial of Service

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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