Information disclosure in Apache Jackrabbit Oak - CVE-2020-1940
Published: February 5, 2020
Apache Jackrabbit Oak
Detailed vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to an error in the optional initial password change and password expiration features. The code mandates the changed password to be passed as an additional attribute to the credentials object, but does not remove it upon processing during the first phase of the authentication. A remote attacker can gain unauthorized access to sensitive information on the system.
How to mitigate CVE-2020-1940
Sources
- http://www.openwall.com/lists/oss-security/2020/01/28/1
- https://lists.apache.org/thread.html/r45b0e2fb6ac51c5a03952b08b5e0efde1249ecb809884cc87eb0bd99@%3Ccommits.jackrabbit.apache.org%3E
- https://lists.apache.org/thread.html/r601637e38ee743e845856a4e24915cb8db26ae80ca782bef91989cbc@%3Coak-commits.jackrabbit.apache.org%3E
- https://lists.apache.org/thread.html/ra295f919586b19def7cc7713d9d78595507d5f703362fccb779eeeb9@%3Coak-commits.jackrabbit.apache.org%3E
- https://lists.apache.org/thread.html/ra6b3e78f5ed545c1d859d664f66c6d3fc5d731d9b1d842349654e4f0@%3Ccommits.jackrabbit.apache.org%3E
- https://lists.apache.org/thread.html/rb3023cfd45441b570c1abaa347d0cac78df97b5d3f27d674d01b3d2a@%3Ccommits.jackrabbit.apache.org%3E
- https://lists.apache.org/thread.html/rccc0ed467faa35734ea16b8f5de5603e708936c41a4eddd90fddeaf0%40%3Cusers.jackrabbit.apache.org%3E
- https://lists.apache.org/thread.html/rccc0ed467faa35734ea16b8f5de5603e708936c41a4eddd90fddeaf0@%3Cannounce.jackrabbit.apache.org%3E
- http://jackrabbit.apache.org/oak/docs/security/user/expiry.html