SB2020031804 - Ubuntu update for Ceph
Published: March 18, 2020
Security Bulletin ID
SB2020031804
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Resource management error (CVE-ID: CVE-2020-1700)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to an error while processing unexpected disconnects within the Ceph RGW Beast front-end (/rgw/rgw_asio_frontend.cc). A remote attacker can perform a denial of service (DoS) attack by triggering creation of numerous CLOSE_WAIT sockets and exhausting all available system resources.
Remediation
Install update from vendor's website.