Multiple MFPs (multifunction printers): Out-of-bounds Read
CVE-2024-36254 is a high-severity out-of-bounds read vulnerability in Multiple MFPs (multifunction printers) from Sharp, with a CVSS 3.1 base score of 7.5 out of 10. It can be exploited remotely over the network by an unauthenticated attacker, without any action from a user. There is no confirmed exploitation so far. EPSS estimates a 0.72% chance of exploitation within 30 days, higher than 54% of scored CVEs.
High severity with no evidence of exploitation so far.
What to do
- Check which version of Multiple MFPs (multifunction printers) you run against the affected versions below, and install the vendor's latest release.
- Until you can update, restrict network access to the affected service so it is not reachable from untrusted networks.
Affected products and versions
| Vendor | Product | Affected versions | Fixed in |
|---|---|---|---|
| Sharp | Multiple MFPs (multifunction printers) | Not specified in the record | Not stated |
| Toshiba Tec | Multiple MFPs (multifunction printers) | Not specified in the record | Not stated |
| Sharp | bp-90c70 | 200 and earlier | Not stated |
| Sharp | bp-90c80 | 200 and earlier | Not stated |
| Sharp | bp-70c65 | 310 and earlier | Not stated |
| Sharp | bp-70c55 | 310 and earlier | Not stated |
| Sharp | bp-70c45 | 310 and earlier | Not stated |
| Sharp | bp-70c36 | 310 and earlier | Not stated |
| Sharp | bp-70c31 | 310 and earlier | Not stated |
| Sharp | bp-60c45 | 310 and earlier | Not stated |
| Sharp | bp-60c36 | 310 and earlier | Not stated |
| Sharp | bp-60c31 | 310 and earlier | Not stated |
| Sharp | bp-50c65 | 310 and earlier | Not stated |
| Sharp | bp-50c55 | 310 and earlier | Not stated |
| Sharp | bp-50c45 | 310 and earlier | Not stated |
| Sharp | bp-50c36 | 310 and earlier | Not stated |
| Sharp | bp-50c31 | 310 and earlier | Not stated |
| Sharp | bp-50c26 | 310 and earlier | Not stated |
| Sharp | bp-55c26 | 310 and earlier | Not stated |
| Sharp | mx-8081 | 150 and earlier | Not stated |
| Sharp | mx-7081 | 150 and earlier | Not stated |
| Sharp | mx-6071 | 612 and earlier | Not stated |
| Sharp | mx-5071 | 612 and earlier | Not stated |
| Sharp | mx-4071 | 612 and earlier | Not stated |
| Sharp | mx-3571 | 612 and earlier | Not stated |
Version data comes from the organisation that assigned the CVE; 26 further products are omitted here. Confirm against the vendor advisory before deciding you are unaffected.
How the severity score breaks down
- Attack vector
- NetworkCan be exploited remotely over a network, including the internet.
- Attack complexity
- LowNo special conditions are needed; the attack works reliably.
- Privileges required
- NoneNo account or login is needed.
- User interaction
- NoneNo action by a victim is required.
- Scope
- UnchangedImpact stays within the vulnerable component.
- Confidentiality
- NoneNo data is disclosed.
- Integrity
- NoneNothing can be modified.
- Availability
- HighThe component can be taken down completely.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. Scored by CNA (jpcert.or.jp).
Official description
Out-of-bounds read vulnerability exists in Sharp Corporation and Toshiba Tec Corporation multiple MFPs (multifunction printers), which may lead to a denial-of-service (DoS) condition.
Source: the CVE record as published by its numbering authority, via NVD and CVE.org.
The underlying weakness: Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.
How developers prevent this class of flaw
- Use a language that provides appropriate memory abstractions.
Timeline
- CVE record published.
- CISA published its SSVC assessment (exploitation: none, automatable: yes, technical impact: partial).
- Record last changed materially (score, affected products, status or references).
References
Other references
Other vulnerabilities in Multiple MFPs (multifunction printers)
- 7.5 High severity
- 7.4 High severity
- 9.1 Critical severity
- 9.1 Critical severity
- 9.1 Critical severity
- 7.5 High severity
Recent Out-of-bounds Read vulnerabilities
- 7.5 High severity
- 7.1 High severity
- 9.8 Critical severity
- 7.8 High severity
- 7.1 High severity
- 7.1 High severity
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