High severity · published Jan 6, 2021
CVE-2020-27279
A NULL pointer deference vulnerability has been identified in the protocol converter
7.5
CVSS
1.8%
EPSS
No
On KEV
Description
A NULL pointer deference vulnerability has been identified in the protocol converter. An attacker could send a specially crafted packet that could reboot the device running Crimson 3.1 (Build versions prior to 3119.001).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CR
Crimson · Redlion
3.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-27279
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-27279
Third Party Advisory
https://us-cert.cisa.gov/ics/advisories/icsa-21-005-04
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