Vulnerability Details : CVE-2017-12623
An authorized user could upload a template which contained malicious code and accessed sensitive files via an XML External Entity (XXE) attack. The fix to properly handle XML External Entities was applied on the Apache NiFi 1.4.0 release. Users running a prior 1.x release should upgrade to the appropriate release.
Vulnerability category: XML external entity (XXE) injection
Products affected by CVE-2017-12623
- cpe:2.3:a:apache:nifi:1.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:nifi:1.1.2:*:*:*:*:*:*:*
- cpe:2.3:a:apache:nifi:1.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:nifi:1.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:nifi:1.0.0:*:*:*:*:*:*:*
- cpe:2.3:a:apache:nifi:1.0.1:*:*:*:*:*:*:*
- cpe:2.3:a:apache:nifi:1.1.1:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-12623
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-12623
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.0
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:N/A:N |
8.0
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2017-12623
-
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: nvd@nist.gov (Primary)
References for CVE-2017-12623
-
https://nifi.apache.org/security.html#CVE-2017-12623
Apache NiFi Security ReportsVendor Advisory
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