SB2019110408 - Multiple vulnerabilities in JetBrains IntelliJ IDEA

Description

This security bulletin contains information about 2 vulnerabilities.

1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2019-18361)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: 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/E:U/U:Clear

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper permission checks. A local authenticated user can escalate their privilege on the target system and potentially execute arbitrary code.

2) Cleartext transmission of sensitive information (CVE-ID: CVE-2019-14954)

CWE-ID: CWE-319 - Cleartext Transmission of Sensitive Information

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to gain access to sensitive information.

The vulnerability exists due to software uses insecure communication channel to transmit sensitive information. A remote attacker with ability to intercept network traffic can perform a man-in-the-middle attack and gain access to sensitive data.

Remediation

Install update from vendor's website.

References

• https://blog.jetbrains.com/blog/2019/10/29/jetbrains-security-bulletin-q3-2019/
• https://blog.jetbrains.com/blog/2019/09/26/jetbrains-security-bulletin-q2-2019/