CVE-2017-12621 — Vulnetix

CVE-2017-12621 PUBLISHED

During Jelly (xml) file parsing with Apache Xerces, if a custom doctype entity is declared with a "SYSTEM" entity with a URL and that entity is used in the body of the Jelly file, during parser instantiation the parser will attempt to connect to said URL. This could lead to XML External Entity (XXE) attacks in Apache Commons Jelly before 1.0.1.

EPSS 0.75% · 73.5th percentile

Risk Scores

EPSS Score

0.75%

73.5th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:16.04:LTS	jenkins-commons-jelly	0, 1.1-jenkins-20120928-1

Exploit Intelligence

https://issues.apache.org/jira/browse/JELLY-293 (circl)
[dev] 20170927 [SECURITY] CVE-2017-12621 Apache Commons Jelly connects to URL with custom doctype definitions. (circl)
101052 (circl)
1039444 (circl)

Timeline

Sep 27, 2017 CVE Published
Oct 10, 2017 CVE Updated
Apr 14, 2021 EPSS Score
Jun 23, 2021 EPSS Score
Aug 24, 2021 EPSS Score
Dec 27, 2021 EPSS Score
Feb 4, 2022 EPSS Score
Feb 28, 2022 EPSS Score
May 2, 2022 EPSS Score
Jul 3, 2022 EPSS Score
Nov 6, 2022 EPSS Score
Jan 8, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2017-12621 third-party-advisory
http://www.openwall.com/lists/oss-security/2017/09/27/6 third-party-advisory
https://www.cve.org/CVERecord?id=CVE-2017-12621 third-party-advisory

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