CVE-2012-1889
HIGH severity · CVSS 8.8 · Out-of-bounds write · actively exploited (CISA KEV)
8.8CVSS HIGH ● exploited
🔴 Actively exploited in the wild (CISA Known Exploited Vulnerabilities).
Added to KEV 2022-06-08. US federal agencies must patch by 2022-06-22.
Summary
Microsoft XML Core Services 3.0, 4.0, 5.0, and 6.0 accesses uninitialized memory locations, which allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)93%
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
This vulnerability is being actively exploited in the wild — patch affected products urgently. Open any affected product above for its exact safe version.
Official patch: https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-043 ↗
Additional information
- NVD record
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2012/ms12-043Patch
- http://technet.microsoft.com/security/advisory/2719615Advisory
- http://technet.microsoft.com/security/advisory/2719615Advisory
- http://www.us-cert.gov/cas/techalerts/TA12-174A.htmlAdvisory
- http://www.us-cert.gov/cas/techalerts/TA12-192A.htmlAdvisory
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A15195
- http://www.us-cert.gov/cas/techalerts/TA12-174A.htmlAdvisory
- http://www.us-cert.gov/cas/techalerts/TA12-192A.htmlAdvisory