XXE in Microsoft Windows 7
CVE-2017-8710
The Microsoft Common Console Document (.msc) in Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1 allows an attacker to read arbitrary files via an XML external entity (XXE) declaration, due to the way that the Microsoft Common Console Document (.msc) parses XML input containing a reference to an external entity, aka "Windows Information Disclosure Vulnerability".
Vulnerability class: XXE (XML External Entity)
EPSS: 0.104 (95.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
- Microsoft Windows_7
- Microsoft Windows_server_2008 — versions r2
- Microsoft Corporation Common Console Document (.Msc) — versions Microsoft Windows 7 SP1, Windows Server 2008 SP2 and R2 SP1.
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secure@microsoft.com (Exploit, Third Party Advisory, x_refsource_MISC)
- secure@microsoft.com (Exploit, Third Party Advisory, x_refsource_MISC)
- secure@microsoft.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- secure@microsoft.com (x_refsource_CONFIRM, Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-8710?
- CVE-2017-8710 is a medium-severity vulnerability in Microsoft Windows 7, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 5.5/10. Published 2017-09-13.
- How severe is CVE-2017-8710?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2017-8710 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.