Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-1255 |
CWE-ID | CWE-264 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
Windows Operating systems & Components / Operating system Windows Server Operating systems & Components / Operating system |
Vendor | Microsoft |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU28889
Risk: Medium
CVSSv3.1: 7.4 [CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-1255
CWE-ID:
CWE-264 - Permissions, Privileges, and Access Controls
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to escalate privileges on the system.
The vulnerability exists due to the way Windows Background Intelligent Transfer Service (BITS) IIS module handles uploaded content. A remote authenticated attacker can upload restricted file types to an IIS-hosted folder
To exploit this vulnerability, an attacker would require permissions to upload files via BITS.
MitigationInstall update from vendor's website.
Vulnerable software versionsWindows: 7 - 10 2004
Windows Server: 2008 - 2019 2004
External linkshttp://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1255
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.