Rewterz Threat Advisory – Red Hat update for freerdp Multiple Vulnerabilities

Analysis Summary

CVE-2018-8788
FreeRDP prior to version 2.0.0-rc4 contains an Out-Of-Bounds Write of up to 4 bytes in function nsc_rle_decode() that results in a memory corruption and possibly even a remote code execution.

CVE-2018-8786
FreeRDP prior to version 2.0.0-rc4 contains an Integer Truncation that leads to a Heap-Based Buffer Overflow in function update_read_bitmap_update() and results in a memory corruption and probably even a remote code execution.

CVE-2018-8787
FreeRDP prior to version 2.0.0-rc4 contains an Integer Overflow that leads to a Heap-Based Buffer Overflow in function gdi_Bitmap_Decompress() and results in a memory corruption and probably even a remote code execution.

Impact

• System access
• Denial of Service

Affected Vendors

RedHat

Affected Products

• Red Hat Enterprise Linux Desktop 7
• Red Hat Enterprise Linux Server 7
• Red Hat Enterprise Linux Workstation 7

Remediation

Updated packages are available via Red Hat Network.

https://rhn.redhat.com/