| Severity | Critical |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE ID | CVE-2020-1020 CVE-2020-0938 |
| CWE ID | CWE-119 |
| Exploitation vector | Network |
| Public exploit |
Vulnerability #1 is being exploited in the wild. Vulnerability #2 is being exploited in the wild. |
| Vulnerable software Subscribe |
Windows Operating systems & Components / Operating system Windows Server Operating systems & Components / Operating system |
| Vendor | Microsoft |
Updated: 14.04.2020
Updated vulnerability description, assigned CVE-IDs, changed bulletin status to patched.
Severity: Critical
CVSSv3: 8.8 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:U/RC:C] [PCI]
CVE-ID: CVE-2020-1020
CWE-ID:
CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
Exploit availability: Yes [Search exploit]
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the Windows Adobe Type Manager Library when parsing a specially-crafted multi-master font - Adobe Type 1 PostScript format. A remote attacker can create a specially crafted document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, this vulnerability is being actively exploited in the wild.
Install update from vendor's website.
Vulnerable software versionsWindows: 7, 8.1, 10, 10 1607, 10 1709, 10 1803, 10 1809, 10 1903, 10 1909, RT 8.1
Windows Server: 2008, 2008 R2, 2012, 2012 R2, 2016, 2019, 2019 1803, 2019 1903, 2019 1909
CPEhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/ADV200006
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1020
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.
Severity: Critical
CVSSv3: 8.4 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C] [PCI]
CVE-ID: CVE-2020-0938
CWE-ID:
CWE-119 - Improper Restriction of Operations within the Bounds of a Memory Buffer
Exploit availability: Yes [Search exploit]
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within the Windows Adobe Type Manager Library when parsing a specially-crafted multi-master font - Adobe Type 1 PostScript format. A remote attacker can create a specially crafted document, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, this vulnerability is being actively exploited in the wild.
Install updates from vendor's website.
Vulnerable software versionsWindows: 7, 8.1, 10, 10 1607, 10 1709, 10 1803, 10 1809, 10 1903, 10 1909, RT 8.1
Windows Server: 2008, 2008 R2, 2012, 2012 R2, 2016, 2019, 2019 1803, 2019 1903, 2019 1909
CPEhttps://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0938
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.