SB2023090547 - SUSE update for docker
Published: September 5, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Unprotected Alternate Channel (CVE-ID: CVE-2023-28840)
CWE-ID: CWE-420 - Unprotected Alternate Channel
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to unprotected alternate channel within encrypted overlay networks. A remote attacker can inject arbitrary Ethernet frames into the encrypted overlay network and perform a denial of service (DoS) attack.
2) Missing Encryption of Sensitive Data (CVE-ID: CVE-2023-28841)
CWE-ID: CWE-311 - Missing Encryption of Sensitive Data
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to missing encryption of sensitive data within the overlay network driver. A remote attacker can gain unauthorized access to sensitive information on the system.
3) Unprotected Alternate Channel (CVE-ID: CVE-2023-28842)
CWE-ID: CWE-420 - Unprotected Alternate Channel
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to unprotected alternate channel within encrypted overlay networks. A remote attacker can inject arbitrary Ethernet frames into the encrypted overlay network by encapsulating them in VXLAN datagrams.
Remediation
Install update from vendor's website.