Auth bypass in Cryptsetup Project
CVE-2016-4484
The Debian initrd script for the cryptsetup package 2:1.7.3-2 and earlier allows physically proximate attackers to gain shell access via many log in attempts with an invalid password.
Vulnerability class: Broken Authentication
EPSS: 0.007 (49.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Cryptsetup_project Cryptsetup
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (Technical Description, Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (Patch, x_refsource_MISC)
- cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2016-4484?
- CVE-2016-4484 is a medium-severity vulnerability in Cryptsetup Project, classified under Improper Authentication. CVSS score: 6.8/10. Published 2017-01-23.
- How severe is CVE-2016-4484?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2016-4484 known to be exploited?
- 8 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.