Deserialization in Microsoft Sharepoint Enterprise Server
CVE-2020-1439
A remote code execution vulnerability exists in PerformancePoint Services for SharePoint Server when the software fails to check the source markup of XML file input, aka 'PerformancePoint Services Remote Code Execution Vulnerability'.
Vulnerability class: Insecure Deserialization
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.203 (97.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.203 · newest: 0.203 · change: 0.000
Affected products
- Microsoft Sharepoint Enterprise Server — versions 2013 Service Pack 1, 2016
- Microsoft Sharepoint Foundation — versions 2013 Service Pack 1
- Microsoft Sharepoint Server — versions 2019, 2010 Service Pack 2
- Microsoft Sharepoint Enterprise Server — versions 2013, 2016
- Microsoft Sharepoint Foundation — versions 2013
- Microsoft Sharepoint Server — versions 2010, 2019
Weakness classification (CWE)
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-1439 (Patch, Vendor Advisory)
- www.zerodayinitiative.com/advisories/ZDI-20-874/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2020-1439?
- CVE-2020-1439 is a high-severity vulnerability in Microsoft Sharepoint Enterprise Server, classified under Deserialization of Untrusted Data. CVSS score: 8.8/10. Published 2020-07-14.
- How severe is CVE-2020-1439?
- High severity. CVSS v3 base score is 8.8 out of 10.