Attacker Value
Unknown
0
CVE-2020-27842
0
CVE ID
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CVE-2020-27842
(Last updated February 22, 2025) ▾
MITRE ATT&CK
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Command and Control
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Description
There’s a flaw in openjpeg’s t2 encoder in versions prior to 2.4.0. An attacker who is able to provide crafted input to be processed by openjpeg could cause a null pointer dereference. The highest impact of this flaw is to application availability.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
5.5 Medium
Impact Score:
3.6
Exploitability Score:
1.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
openjpeg openjpeg 2.4.0
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
Products
- codeready linux builder 8.0,
- codeready linux builder for ibm z systems 8.0,
- codeready linux builder for power little endian 8.0,
- debian linux 10.0,
- debian linux 9.0,
- enterprise linux 8.0,
- enterprise linux for ibm z systems 8.0,
- enterprise linux for power little endian 8.0,
- extra packages for enterprise linux 7.0,
- fedora 32,
- fedora 33,
- openjpeg,
- outside in technology 8.5.5
Weaknesses
References
Advisory
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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