SB20200611145 - Out-of-bounds write in freerdp (Alpine package)
Published: June 11, 2020
Security Bulletin ID
SB20200611145
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Out-of-bounds write (CVE-ID: CVE-2020-13398)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a boundary error when processing untrusted input within the crypto_rsa_common() function in libfreerdp/crypto/crypto.c. A remote attacker can send specially crafted data to the application, trigger out-of-bounds write and execute arbitrary code on the target system.
Remediation
Install update from vendor's website.