CVE-2016-4484
medium
CVSS v3
6.8
CVSS v2
7.2
VIR risk
6.8
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.
Predictions
Exploit likelihood
67%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-4484
Vendor advisory: cve@mitre.org — https://gitlab.com/cryptsetup/cryptsetup/commit/ef8a7d82d8d3716ae9b58179590f7908981fa0cb
Vendor advisory: cve@mitre.org — http://hmarco.org/bugs/CVE-2016-4484/CVE-2016-4484_cryptsetup_initrd_shell.html
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-4484.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| arch | affected | | |
| debian | bookworm | fixed | 2:1.7.3-2 |
| debian | bullseye | fixed | 2:1.7.3-2 |
| debian | forky | fixed | 2:1.7.3-2 |
| debian | sid | fixed | 2:1.7.3-2 |
| debian | trixie | fixed | 2:1.7.3-2 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| cryptsetup_project | cryptsetup | {"endIncluding":"2.1.7.3-2"} | |
References
- https://www.suse.com/security/cve/CVE-2016-4484.html
- http://hmarco.org/bugs/CVE-2016-4484/CVE-2016-4484_cryptsetup_initrd_shell.html
- http://www.openwall.com/lists/oss-security/2016/11/14/13
- http://www.openwall.com/lists/oss-security/2016/11/15/1
- http://www.openwall.com/lists/oss-security/2016/11/15/4
- http://www.openwall.com/lists/oss-security/2016/11/16/6
- http://www.securityfocus.com/bid/94315
- https://gitlab.com/cryptsetup/cryptsetup/commit/ef8a7d82d8d3716ae9b58179590f7908981fa0cb
- https://security-tracker.debian.org/tracker/CVE-2016-4484
CWEs
CWE-287
Verify integrity in audit chain (admin only). AS-IS.