| Name | CVE-2020-1957 |
| Description | Apache Shiro before 1.5.2, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more) |
| References | DLA-2181-1, DLA-2273-1 |
| NVD severity | high |
| Debian Bugs | 955018 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| shiro (PTS) | stretch | 1.3.2-1 | vulnerable |
| stretch (security) | 1.3.2-1+deb9u1 | fixed | |
| bullseye, sid, buster | 1.3.2-4 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| shiro | source | jessie | 1.2.3-1+deb8u1 | DLA-2181-1 | ||
| shiro | source | stretch | 1.3.2-1+deb9u1 | DLA-2273-1 | ||
| shiro | source | (unstable) | (unfixed) | 955018 |
https://www.openwall.com/lists/oss-security/2020/03/23/2
Fixed by: https://github.com/apache/shiro/commit/3708d7907016bf2fa12691dff6ff0def1249b8ce#diff-98f7bc5c0391389e56531f8b3754081aL139
https://github.com/apache/shiro/pull/203#issuecomment-606270322
Fix for CVE-2020-1957 introduces a (security sensitive) encoding issue
resulting in a followup release 1.5.3.