Uncontrolled resource consumption in Cybozu, Inc. Cybozu Remote Service
Priority LOW 30CWE-400Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-400.
Summary
Uncontrolled resource consumption vulnerability in Cybozu Remote Service 4.1.0 to 4.1.1 allows a remote authenticated attacker to consume huge storage space or cause significantly delayed communication.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00825 57th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| Cybozu, Inc. | Cybozu Remote Service | 4.1.0 to 4.1.1 | — | No fix listed | CNA |
- Cybozu Remote Service VendorCybozu, Inc. Affected 4.1.0 to 4.1.1 Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cybozu:cybozu_remote_service:*:*:*:*:*:*:*:* | 4.1.0 to before 4.1.2 | Vulnerable | Cybozu, Inc. |
- cpe:2.3:a:cybozu:cybozu_remote_service:*:*:*:*:*:*:*:* Versions 4.1.0 to before 4.1.2 Vulnerable ·Cybozu, Inc.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-46278
- 2026-10-03 Alias added: GHSA-w5f9-f469-qpc7
- 2026-11-01 EPSS moved to the 50th–90th percentile
References
More Cybozu, Inc. Cybozu Remote Service vulnerabilities
- TI-2022-21933 Uncontrolled resource consumption in Cybozu, Inc. Cybozu Remote Service CVSS 3.1HIGH 7.5
Sources
- CVE-2023-46278 · CVE Program
- CVE-2023-46278 · NVD
- FIRST EPSS
- GHSA-w5f9-f469-qpc7 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences