Information disclosure in Eclipse Jetty
CVE-2021-28169
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-…
Vulnerability class: Information Disclosure
EPSS: 0.785 (99.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
Affected products
- Eclipse Jetty
- Netapp Active_iq_unified_manager
- Netapp Hci
- Netapp Management_services_for_element_software
- Netapp Snap_creator_framework
- Oracle Communications_cloud_native_core_policy — versions 1.14.0
- Oracle Rest_data_services
- The Eclipse Foundation Jetty — versions unspecified
- Debian Debian_linux — versions 9.0, 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- emo@eclipse.org (x_refsource_CONFIRM, Third Party Advisory)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
- emo@eclipse.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
- emo@eclipse.org (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2021-28169?
- CVE-2021-28169 is a medium-severity vulnerability in Eclipse Jetty, classified under Information Disclosure. CVSS score: 5.3/10. Published 2021-06-09.
- How severe is CVE-2021-28169?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-28169 known to be exploited?
- 25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.