Vulnerability in Apache Shiro
CVE-2020-1957
Apache Shiro before 1.5.2, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.
EPSS: 0.242 (97.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Shiro
- Debian Debian_linux — versions 8.0
- N/a Apache Shiro — versions Apache Shiro to 1.5.2
Public proof-of-concept exploits
References
- security@apache.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
- security@apache.org (mailing-list, x_refsource_MLIST)
Frequently asked questions
- What is CVE-2020-1957?
- CVE-2020-1957 is a critical-severity vulnerability in Apache Shiro. CVSS score: 9.8/10. Published 2020-03-25.
- How severe is CVE-2020-1957?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2020-1957 known to be exploited?
- 34 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.