Missing authentication in Sharp Corporation Multiple MFPs
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-306.
Summary
Admin authentication can be bypassed with some specific invalid credentials, which allows logging in with an administrative privilege. Sharp Corporation states the telnet feature is implemented on older models only, and is planning to provide the firmware update to remove the feature. As for the details of affected product names, model numbers, and versions, refer to the information provided by the respective vendors listed under [References].
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- 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 |
|---|---|---|---|---|---|
| Sharp Corporation | Multiple MFPs (multifunction printers) | See the information provided by Sharp Corporation listed under [References] | — | No fix listed | CNA |
| Toshiba Tec Corporation | Multiple MFPs (multifunction printers) | See the information provided by Toshiba Tec Corporation listed under [References] | — | No fix listed | CNA |
- Multiple MFPs (multifunction printers) VendorSharp Corporation Affected See the information provided by Sharp Corporation listed under [References] Fixed in — No fix listed CNA
- Multiple MFPs (multifunction printers) VendorToshiba Tec Corporation Affected See the information provided by Toshiba Tec Corporation listed under [References] Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-33616
- 2026-10-03 Alias added: GHSA-rh49-w6rx-xcxg
References
Other 6
- https://global.sharp/products/copier/info/info_security_2024-05.html
- https://jp.sharp/business/print/information/info_security_2024-05.html
- https://www.toshibatec.com/information/20240531_02.html
- https://www.toshibatec.co.jp/information/20240531_02.html
- https://jvn.jp/en/vu/JVNVU93051062/
- https://pierrekim.github.io/blog/2024-06-27-sharp-mfp-17-vulnerabilities.html
More Sharp Corporation vulnerabilities
- TI-2019-02935 Cross-site scripting in Crestron AirMedia, Barco WePresent, Extron ShareLink, Teq AV IT… KEVCVSS 3.1CRITICAL 9.8
- TI-2024-22196 Authentication bypass in Sharp Corporation Multiple MFPs CVSS 3.1CRITICAL 9.1
- TI-2024-38467 Sharp Multifunction Printers Local File Inclusion via installed_emanual_down.html CVSS 4.0HIGH 8.7
- TI-2024-24071 Out-of-bounds read in Sharp Corporation Multiple MFPs CVSS 3.1HIGH 7.5
- TI-2019-02936 Stack-based buffer overflow in Crestron AirMedia, Barco WePresent, Extron ShareLink, Teq… CVSS 3.1CRITICAL 9.8
- TI-2024-15783 OS command injection in Sharp Corporation Energy Management Controller with Cloud Services CVSS 3.1CRITICAL 9.8
Sources
- CVE-2024-33616 · CVE Program
- CVE-2024-33616 · NVD
- FIRST EPSS
- GHSA-rh49-w6rx-xcxg · 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