Medium severity · published Dec 17, 2021
CVE-2021-44145
In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal…
6.5
CVSS
1.8%
EPSS
No
On KEV
Description
In the TransformXML processor of Apache NiFi before 1.15.1 an authenticated user could configure an XSLT file which, if it included malicious external entity calls, may reveal sensitive information.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.8% · higher than 78% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NI
Nifi · Apache
0.1.0 before 1.15.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44145
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44145
Mailing List
http://www.openwall.com/lists/oss-security/2021/12/17/1
Vendor Advisory
https://nifi.apache.org/security.html#1.15.1-vulnerabilities
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