Information disclosure in Microsoft Windows and Windows Server - CVE-2017-0147

Vulnerability details

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error when parsing requests in Microsoft Server Message Block 1.0 (SMBv1) server. A remote unauthenticated attacker can send specially crafted SMB packets and gain access to potentially sensitive data.

Successful exploitation of this vulnerability may allow an attacker to gain access to potentially sensitive information.

Note: this vulnerability has been exploited in the wild and is publicly known as EternalChampion exploit.

Affected software

How to mitigate CVE-2017-0147

Install updates from vendor's website.

Links to Public Exploits and PoC-codes

• Exploit #53 - MS17-010 SMB RCE Detection (March 18, 2020)
• Exploit #54 - MS17-010 EternalRomance/EternalSynergy/EternalChampion SMB Remote Windows Command Execution (March 18, 2020)
• Exploit #1084 - Microsoft Windows - SrvOs2FeaToNt SMB Remote Code Execution (MS17-010) (March 18, 2020)
• Exploit #1085 - Microsoft Windows - Uncredentialed SMB RCE (MS17-010) (Metasploit) (March 18, 2020)
• Exploit #1486 - SMB DOUBLEPULSAR Remote Code Execution (March 18, 2020)
• Exploit #1510 - DOUBLEPULSAR Payload Execution and Neutralization (March 18, 2020)
• Exploit #1578 - MS17-010 EternalRomance/EternalSynergy/EternalChampion SMB Remote Windows Code Execution (March 18, 2020)
• Exploit #1582 - MS17-010 EternalBlue SMB Remote Windows Kernel Pool Corruption for Win8+ (March 18, 2020)
• Exploit #1588 - MS17-010 EternalBlue SMB Remote Windows Kernel Pool Corruption (March 18, 2020)

External References

• https://technet.microsoft.com/en-us/library/security/MS17-010

Related Security Bulletins

• Multiple vulnerabilities in Microsoft Windows SMB Server
• Windows SMB Information Disclosure Vulnerability