SB2022030116 - Multiple vulnerabilities in Cobian Backup

Description

This security bulletin contains information about 2 vulnerabilities.

1) Untrusted search path (CVE-ID: N/A)

CWE-ID: CWE-426 - Untrusted Search Path

CVSSv4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local user to execute arbitrary code on the target system.

The vulnerability exists due to an unquoted service path flaw in "C:\Program Files (x86)\Cobian Backup 11\cbService.exe". A local user can use a specially crafted file and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Input validation error (CVE-ID: N/A)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

The vulnerability allows a local attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input within the Password field in the "Cobian Backup 11 Gravity User Interface". A local attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• https://packetstormsecurity.com/files/166157
• https://www.exploit-db.com/exploits/50791
• https://packetstormsecurity.com/files/166156
• https://www.exploit-db.com/exploits/50790