General Bytes Crypto Application Server (CAS) 20230120, as distributed with General Bytes…
Priority HIGH 80CWE-434Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-434.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.20614 97th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:generalbytes:crypto_application_server:20230120:*:*:*:*:*:*:* | 20230120 | Vulnerable | General Bytes |
- cpe:2.3:a:generalbytes:crypto_application_server:20230120:*:*:*:*:*:*:* Versions 20230120 Vulnerable ·General Bytes
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-28725
- 2026-10-03 Alias added: GHSA-vxx2-f897-g654
References
Advisory 1
Other 5
- 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://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/
Sources
- CVE-2023-28725 · CVE Program
- CVE-2023-28725 · NVD
- FIRST EPSS
- GHSA-vxx2-f897-g654 · GitHub Advisory Database · CC BY 4.0
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