CVE-2021-28169 in eclipse jetty
LogPulse has a published detection rule for this CVE: it raises a notable when someone tries to exploit it.
What the vulnerability is
For Eclipse Jetty versions <= 9.4.40, <= 10.0.2, <= 11.0.2, it is possible for requests to the ConcatServlet with a doubly encoded path to access protected resources within the WEB-INF directory. For example a request to `/concat?/%2557EB-INF/web.xml` can retrieve the web.xml file. This can reveal sensitive information regarding the implementation of a web application.
Affected software: eclipse jetty, oracle communications cloud native core policy, oracle rest data services, netapp active iq unified manager, netapp hci, netapp management services for element software, netapp snap creator framework, debian linux
Scores
- CVSS: 5.3 (medium)
- EPSS: 78.48% chance of exploitation in the next 30 days
- CISA KEV: Not listed
- Published: 2021-06-09
What LogPulse has for it
- Detection rule: Yes, published
- Agent check (vulnerable version): No
- Mitigation: No
Source data: NIST NVD, CISA KEV and FIRST EPSS. LogPulse processes new CVEs every hour.
We build every detection with great care, but no two environments are the same. Log sources, parsing and configuration differ, so test a detection in your own environment before you rely on it.