CVE-2018-8787
Quick assessment
Affected
Check Point Software Technologies Ltd. FreeRDP
Exploitation
High exploitation probability; assess promptly
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
FreeRDP是FreeRDP团队开发的一个免费、开源的关于远程桌面协议（RDP）的实现。 FreeRDP 2.0.0-rc4之前版本中的‘gdi_Bitmap_Decompress()’函数存在基于堆的缓冲区溢出漏洞。远程攻击者可利用该漏洞造成拒绝服务（内存损坏）并可能执行代码。
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I. Basic Information for CVE-2018-8787
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
整数溢出导致缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
FreeRDP 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeRDP是FreeRDP团队开发的一个免费、开源的关于远程桌面协议（RDP）的实现。 FreeRDP 2.0.0-rc4之前版本中的‘gdi_Bitmap_Decompress()’函数存在基于堆的缓冲区溢出漏洞。远程攻击者可利用该漏洞造成拒绝服务（内存损坏）并可能执行代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Check Point Software Technologies Ltd. | FreeRDP | All versions prior to 2.0.0-rc4 | - |
|
II. Public POCs for CVE-2018-8787
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2018-8787 (1)
Vendor Advisories for CVE-2018-8787 (4)
Mailing List Discussions for CVE-2018-8787 (1)
Other References for CVE-2018-8787 (1)
Same Patch Batch · Check Point Software Technologies Ltd. · 2018-11-29 · 6 CVEs total
| CVE-2018-8784 | FreeRDP 缓冲区错误漏洞 | |
| CVE-2018-8785 | FreeRDP 缓冲区错误漏洞 | |
| CVE-2018-8786 | FreeRDP 缓冲区错误漏洞 | |
| CVE-2018-8788 | FreeRDP 缓冲区错误漏洞 | |
| CVE-2018-8789 | FreeRDP NTLM Authentication模块缓冲区错误漏洞 |
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