Vulnerability Details : CVE-2017-7907

An Improper XML Parser Configuration issue was discovered in Schneider Electric Wonderware Historian Client 2014 R2 SP1 and prior. An improperly restricted XML parser (with improper restriction of XML external entity reference, or XXE) may allow an attacker to enter malicious input through the application which could cause a denial of service or disclose file contents from a server or connected network.
Published 2017-05-19 03:29:01
Updated 2017-07-08 01:29:18
Source ICS-CERT
View at NVD,   CVE.org
Vulnerability category: XML external entity (XXE) injectionDenial of service

Exploit prediction scoring system (EPSS) score for CVE-2017-7907

Probability of exploitation activity in the next 30 days: 0.06%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 24 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2017-7907

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
3.3
 LOW AV:L/AC:M/Au:N/C:P/I:N/A:P
3.4
4.9
 NIST
6.6
 MEDIUM CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:H
1.3
5.2
 NIST

CWE ids for CVE-2017-7907

  • The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.
    Assigned by:
    • ics-cert@hq.dhs.gov (Secondary)
    • nvd@nist.gov (Primary)

References for CVE-2017-7907

Products affected by CVE-2017-7907

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