CVE-2017-0022: Microsoft XML Core Services Information Disclosure Vulnerability

Vulnerability summary

CVE-2017-0022 is a medium (CVSS 6.5) vulnerability in Microsoft XML Core Services. It is known to be exploited: CISA lists it, first on 24-05-2022. EPSS estimates a 18.07% chance of exploitation in the next 30 days, higher than 97.1% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 17-03-2017
   PublishedVulnerability first disclosed.
2. 24-05-2022
   Added to CISA KEVMicrosoft XML Core Services Information Disclosure Vulnerability
3. 14-06-2022
   CISA remediation dueApply updates per vendor instructions.
4. 21-10-2025
   Last modifiedVulnerability information updated.

Description

Microsoft XML Core Services (MSXML) in Windows 10 Gold, 1511, and 1607; Windows 7 SP1; Windows 8.1; Windows RT 8.1; Windows Server 2008 SP2 and R2 SP1; Windows Server 2012 Gold and R2; Windows Server 2016; and Windows Vista SP2 improperly handles objects in memory, allowing attackers to test for files on disk via a crafted web site, aka "Microsoft XML Information Disclosure Vulnerability."

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.