In Eclipse Jetty 9.4.37.v20210219 to 9.4.38.v20210224, the default compliance mode allows requests with URIs that contain %2e or %2e%2e segments to access protected resources within the WEB-INF directory. For example a request to /context/%2e/WEB-INF/web.xml can retrieve the web.xml file. This can reveal sensitive information regarding the implementation of a web application.
Published 2021-04-01 15:15:14
Updated 2022-07-14 15:44:20
View at NVD,   CVE.org
Vulnerability category: Information leak

Products affected by CVE-2021-28164

Exploit prediction scoring system (EPSS) score for CVE-2021-28164

7.28%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 94 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2021-28164

  • Jetty WEB-INF File Disclosure
    Disclosure Date: 2021-07-15
    First seen: 2022-12-23
    auxiliary/gather/jetty_web_inf_disclosure
    Jetty suffers from a vulnerability where certain encoded URIs and ambiguous paths can access protected files in the WEB-INF folder. Versions effected are: 9.4.37.v20210219, 9.4.38.v20210224 and 9.4.37-9.4.42, 10.0.1-10.0.5, 11.0.1-11.0.5. Exploitation can obt

CVSS scores for CVE-2021-28164

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
5.0
MEDIUM AV:N/AC:L/Au:N/C:P/I:N/A:N
10.0
2.9
NIST
5.3
MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.9
1.4
Eclipse Foundation
5.3
MEDIUM CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
3.9
1.4
NIST

CWE ids for CVE-2021-28164

References for CVE-2021-28164

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