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.
02 Description
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.
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 0.70% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 53.0% of scored records. A rank, not a probability.
- NVD base score
- 6.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2017-01-23 21:00Z9 YR AGO
- Last updated
- 2024-08-06 00:32Z2 YR AGO
- Reserved
- 2016-05-04
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- 59575aab7829f0f07190f049b881876141930a614e40891044991c9dabadc22f
05 Affected products
06 References
- www.openwall.com[oss-security] 20161114 CVE-2016-4484: - Cryptsetup Initrd root Shellhttp://www.openwall.com/lists/oss-security/2016/11/14/13
- hmarco.orghttp://hmarco.org/bugs/CVE-2016-4484/CVE-2016-4484_cryptsetup_initrd_shell.html
- www.openwall.com[oss-security] 20161115 Re: CVE-2016-4484: - Cryptsetup Initrd root Shell - Update: Dracut is also vulnerablehttp://www.openwall.com/lists/oss-security/2016/11/15/1
- www.openwall.com[oss-security] 20161115 Re: [FD] CVE-2016-4484: - Cryptsetup Initrd root Shellhttp://www.openwall.com/lists/oss-security/2016/11/15/4
- www.securityfocus.com94315http://www.securityfocus.com/bid/94315
- gitlab.comhttps://gitlab.com/cryptsetup/cryptsetup/commit/ef8a7d82d8d3716ae9b58179590f7908981fa0cb
- www.openwall.com[oss-security] 20161116 Re: CVE-2016-4484: - Cryptsetup Initrd root Shellhttp://www.openwall.com/lists/oss-security/2016/11/16/6
07 Fixed in
Arch Linux
- cryptsetup Not affected
Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.
Debian 12
- cryptsetup Fixed in 2:1.7.3-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- cryptsetup Fixed in 2:1.7.3-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- cryptsetup Fixed in 2:1.7.3-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- cryptsetup No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- cryptsetup No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.