CVE-2025-34051Public exploitNetwork attack vector

Unauthenticated HTTP request relay via attacker-controlled CGI parameters

Published Jul 1, 2025 · Updated Apr 7, 2026

SSRF in Search.cgi in AVTECH DVR firmware allows remote attackers to relay arbitrary HTTP requests through the recorder. The unauthenticated cgi_query action accepts attacker-controlled ip, port, and base64-encoded request data and directs the DVR to issue the resulting HTTP request. Network reachability to the web interface is sufficient; successful exploitation can expose internal HTTP resources or invoke their functions.

CVSS severity6.9
Medium
EPSS probability0.53%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SSRF in Search.cgi in AVTECH DVR firmware allows remote attackers to relay arbitrary HTTP requests through the recorder. The unauthenticated cgi_query action accepts attacker-controlled ip, port, and base64-encoded request data and directs the DVR to issue the resulting HTTP request. Network reachability to the web interface is sufficient; successful exploitation can expose internal HTTP resources or invoke their functions.

The record

CVE
CVE-2025-34051
Published
Jul 1, 2025
Updated
Apr 7, 2026
Vendor
AVTECH Corporation
Product
DVR
Classifications
CWE-918, CWE-200, CAPEC-664, T1090.001
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 1, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 7, 2026Record 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=1001-1000-1000-1000
  2. Affected versionversion=1001-1000-1001-1001
  3. Affected versionversion=1002-1000-1002-1001
  4. Affected versionversion=1002-1001-1001-1001
  5. Affected versionversion=1004-1002-1001-1000
  6. Affected versionversion=1004-1002-1003-1000-FFFF
  7. Affected versionversion=1004V-1002V-1003V-1001V
  8. Affected versionversion=1004Y-1002Y-1001EJ-1000Y
  9. Affected versionversion=1004Y-1002Y-1001Y-1000Y
  10. Affected versionversion=1005-1002-1002-1000
  11. Affected versionversion=1005-1002-1004-1001
  12. Affected versionversion=1006-1001-1003-1004
  13. Affected versionversion=1006-1002-1003-1000
  14. Affected versionversion=1006Y-1002Y-1003Y-1000Y
  15. Affected versionversion=1007-1002-1004-1000
  16. Affected versionversion=1007-1003-1003-1002
  17. Affected versionversion=1007-1003-1005-1001
  18. Affected versionversion=1007E-1003E-1005EJ-1001E
  19. Affected versionversion=1007V-1003V-1005V-1001V
  20. Affected versionversion=1007Y-1002Y-1004Y-1000Y
  21. Affected versionversion=1008-1002-1005-1000
  22. Affected versionversion=1008-1004-1003-1002
  23. Affected versionversion=1009-1003-1005-1006
  24. Affected versionversion=1009-1003-1006-1001
  25. Affected versionversion=1009-1007-1007-1000-FFFF
  26. Affected versionversion=1009Y-1003Y-1006Y-1001Y
  27. Affected versionversion=1010-1004-1007-1001
  28. Affected versionversion=1010-1005-1005-1002
  29. Affected versionversion=1011-1004-1005-1006
  30. Affected versionversion=1011-1005-1007-1001
  31. Affected versionversion=1011-1005-1007EJ-1001
  32. Affected versionversion=1011-1005-1008-1002
  33. Affected versionversion=1012-1004-1005-1006
  34. Affected versionversion=1012-1005-1007-1002
  35. Affected versionversion=1012-1006-1007-1001
  36. Affected versionversion=1012-1008-1009-1000-FFFF
  37. Affected versionversion=1014-1005-1009-1002
  38. Affected versionversion=1014-1007-1009-1001
  39. Affected versionversion=1014-1010-1010-1000-FFFF
  40. Affected versionversion=1014Y-1007Y-1009Y-1001Y
  41. Affected versionversion=1015-1006-1010-1003
  42. Affected versionversion=1015-1007-1007-1007
  43. Affected versionversion=1015-1007-1010-1001
  44. Affected versionversion=1015-1010-1011-1000-FFFF
  45. Affected versionversion=1015Y-1007Y-1010Y-1001Y
  46. Affected versionversion=1016-1007-1005-1001
  47. Affected versionversion=1016-1007-1011-1001
  48. Affected versionversion=1016-1007-1011-1003
  49. Affected versionversion=1016-1008-1007-1007
  50. Affected versionversion=1016Y-1007Y-1011Y-1001Y
  51. Affected versionversion=1017-1008-1012-1002
  52. Affected versionversion=1017-1009-1008-1008
  53. Affected versionversion=1017-1011-1013-1001-FFFF
  54. Affected versionversion=1017f-1011f-1013f-1001f-FFFF
  55. Affected versionversion=1017Y-1008Y-1012Y-1002Y
  56. Affected versionversion=1018-1008-1012-1004
  57. Affected versionversion=1019-1009-1013-1003
  58. Affected versionversion=1019-1010-1009-1009
  59. Affected versionversion=1019c-1012c-1014c-1001c-FFFF
  60. Affected versionversion=1021-1011-1010-1009
  61. Affected versionversion=1022-1012-1011-1009
  62. Affected versionversion=1022-1014-1016-1002-FFFF
  63. Affected versionversion=1022Y-1014Y-1016Y-1002Y-FFFF
  64. Affected versionversion=1023-1013-1011-1009
  65. Affected versionversion=1023-1014-1017-1002-FFFF
  66. Affected versionversion=1025-1014-1013-1009
  67. Affected versionversion=1026-1014-1014-1009
  68. Affected versionversion=1027-1014-1015-1009
  69. Affected versionversion=S968-S968-S968-S968
  70. Affected versionversion=V171P-V171P-V171P-V171P
  71. Affected versionversion=V189-V189-V189-V189

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

AVTECH Corporation · DVRversion=1001-1000-1000-1000; version=1001-1000-1001-1001; version=1002-1000-1002-1001; version=1002-1001-1001-1001; version=1004-1002-1001-1000; version=1004-1002-1003-1000-FFFF; version=1004V-1002V-1003V-1001V; version=1004Y-1002Y-1001EJ-1000Y; version=1004Y-1002Y-1001Y-1000Y; version=1005-1002-1002-1000; version=1005-1002-1004-1001; version=1006-1001-1003-1004; version=1006-1002-1003-1000; version=1006Y-1002Y-1003Y-1000Y; version=1007-1002-1004-1000; version=1007-1003-1003-1002; version=1007-1003-1005-1001; version=1007E-1003E-1005EJ-1001E; version=1007V-1003V-1005V-1001V; version=1007Y-1002Y-1004Y-1000Y; version=1008-1002-1005-1000; version=1008-1004-1003-1002; version=1009-1003-1005-1006; version=1009-1003-1006-1001; version=1009-1007-1007-1000-FFFF; version=1009Y-1003Y-1006Y-1001Y; version=1010-1004-1007-1001; version=1010-1005-1005-1002; version=1011-1004-1005-1006; version=1011-1005-1007-1001; version=1011-1005-1007EJ-1001; version=1011-1005-1008-1002; version=1012-1004-1005-1006; version=1012-1005-1007-1002; version=1012-1006-1007-1001; version=1012-1008-1009-1000-FFFF; version=1014-1005-1009-1002; version=1014-1007-1009-1001; version=1014-1010-1010-1000-FFFF; version=1014Y-1007Y-1009Y-1001Y; version=1015-1006-1010-1003; version=1015-1007-1007-1007; version=1015-1007-1010-1001; version=1015-1010-1011-1000-FFFF; version=1015Y-1007Y-1010Y-1001Y; version=1016-1007-1005-1001; version=1016-1007-1011-1001; version=1016-1007-1011-1003; version=1016-1008-1007-1007; version=1016Y-1007Y-1011Y-1001Y; version=1017-1008-1012-1002; version=1017-1009-1008-1008; version=1017-1011-1013-1001-FFFF; version=1017f-1011f-1013f-1001f-FFFF; version=1017Y-1008Y-1012Y-1002Y; version=1018-1008-1012-1004; version=1019-1009-1013-1003; version=1019-1010-1009-1009; version=1019c-1012c-1014c-1001c-FFFF; version=1021-1011-1010-1009; version=1022-1012-1011-1009; version=1022-1014-1016-1002-FFFF; version=1022Y-1014Y-1016Y-1002Y-FFFF; version=1023-1013-1011-1009; version=1023-1014-1017-1002-FFFF; version=1025-1014-1013-1009; version=1026-1014-1014-1009; version=1027-1014-1015-1009; version=S968-S968-S968-S968; version=V171P-V171P-V171P-V171P; version=V189-V189-V189-V189

Published CVSS scores

6.9VulnCheck CNACVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:L/SI:L/SA:L

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.

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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 exploitPublished

Weakness, pattern, technique

CWE-918Server-Side Request Forgery (SSRF)
CWE-200Exposure of Sensitive Information to an Unauthorized Actor
CAPEC-664Server Side Request Forgery
T1090.001Internal Proxy

Public exploit references

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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