SB2021010602 - Multiple vulnerabilities in Red Lion Crimson
Published: January 6, 2021
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) NULL pointer dereference (CVE-ID: CVE-2020-27279)
CWE-ID: CWE-476 - NULL Pointer Dereference
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in the protocol converter. A remote attacker can pass specially crafted packet to the application and perform a denial of service (DoS) attack.
2) Improper Authentication (CVE-ID: CVE-2020-27285)
CWE-ID: CWE-287 - Improper Authentication
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to bypass authentication process.
The vulnerability exists due to an error in when processing authentication requests within the default configuration. A remote attacker can bypass authentication process to read and modify the database.
3) Improper Resource Shutdown or Release (CVE-ID: CVE-2020-27283)
CWE-ID: CWE-404 - Improper Resource Shutdown or Release
CVSSv4: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote attacker to gain access to sensitive information on the system.
The vulnerability exists due to improper resource shutdown or release. A remote attacker on the local network can send a specially crafted message and leak arbitrary memory locations.
Remediation
Install update from vendor's website.