High severity · published Sep 19, 2018
CVE-2018-11761
In Apache Tika 0.1 to 1.18, the XML parsers were not configured to limit entity expansion
7.5
CVSS
9.4%
EPSS
No
On KEV
Description
In Apache Tika 0.1 to 1.18, the XML parsers were not configured to limit entity expansion. They were therefore vulnerable to an entity expansion vulnerability which can lead to a denial of service attack.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)9.4% · higher than 95% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BP
Business Process Management Suite · Oracle
12.1.3.0.0; 12.2.1.3.0 · source: NVD
TI
Tika · Apache
0.1 through 1.18 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-11761
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-11761
Third Party Advisory
http://www.securityfocus.com/bid/105514
lists.apache.org
https://lists.apache.org/thread.html/5553e10bba5604117967466618f219c0cae710075819c70cfb3fb421%40%3Cdev.tika.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451%40%3Csolr-user.lucene.apache.org%3E
Patch
https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
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