SB2019052845 - Out-of-bounds read in rdesktop (Alpine package)
Published: May 28, 2019
Security Bulletin ID
SB2019052845
Severity
Low
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) Out-of-bounds read (CVE-ID: CVE-2018-8792)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to an out-of-bounds read condition in the cssp_read_tsrequest() function. A remote attacker can trick the victim who is using a Remote Desktop Protocol (RDP) client on a targeted system into connecting to an attacker-controlled RDP server, trigger segmentation fault (segfault) and cause the service to crash.
Remediation
Install update from vendor's website.