Attacker Value
Unknown
0
CVE-2020-16849
0
CVE ID
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CVE-2020-16849
(Last updated February 22, 2025) ▾
MITRE ATT&CK
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Collection
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Command and Control
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Credential Access
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Defense Evasion
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Discovery
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Execution
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Exfiltration
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Impact
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Initial Access
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Lateral Movement
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Persistence
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Privilege Escalation
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Description
An issue was discovered on Canon MF237w 06.07 devices. An “Improper Handling of Length Parameter Inconsistency” issue in the IPv4/ICMPv4 component, when handling a packet sent by an unauthenticated network attacker, may expose Sensitive Information.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
None
Availability (A):
None
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
Products
- ir2202n firmware -,
- ir2204f firmware -,
- ir2204n firmware -,
- ir2206if firmware -,
- ir2206n firmware -,
- lbp113w firmware -,
- lbp151dw firmware -,
- lbp162dw firmware -,
- mf113w firmware -,
- mf212w firmware -,
- mf216n firmware -,
- mf217w firmware -,
- mf226dn firmware -,
- mf229dw firmware -,
- mf231 firmware -,
- mf232w firmware -,
- mf237w firmware 06.07,
- mf244dw firmware -,
- mf247dw firmware -,
- mf249dw firmware -,
- mf264dw firmware -,
- mf267dw firmware -,
- mf269dw firmware -,
- mf4570dn firmware -,
- mf4580dn firmware -,
- mf4780w firmware -,
- mf4870dn firmware -,
- mf4890dw firmware -
Weaknesses
References
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Zero-day Exploit
Report as Exploited in the Wild
CVE ID
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