CVE-2017-16544
HIGH 8.8EPSS 6.1%
In the add_match function in libbb/lineedit.c in BusyBox through 1.27.2, the tab autocomplete feature of the shell, used to get a list of filenames in a directory, does not sanitize filenames and results in executing any escape sequence in the terminal. This could potentially result in code execution, arbitrary file writes, or other attacks.
- CVSS v3.1 NVD
- 8.8 HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0 NVD
- 6.5 MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:P - EPSS
- 6.14% chance of exploitation in the next 30 days, 93rd percentile
- Published
- 2017-11-20
- Updated
- 2025-06-09
Proof-of-concept exploits (13)
- http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-…
- http://packetstormsecurity.com/files/154536/VMware-Security-Advisory-2019-0013.html
- http://packetstormsecurity.com/files/167552/Nexans-FTTO-GigaSwitch-Outdated-Components-Ha…
- http://seclists.org/fulldisclosure/2019/Jun/18
- http://seclists.org/fulldisclosure/2019/Sep/7
- http://seclists.org/fulldisclosure/2020/Aug/20
- http://seclists.org/fulldisclosure/2020/Mar/15
- http://seclists.org/fulldisclosure/2020/Sep/6
- http://seclists.org/fulldisclosure/2021/Aug/21
- http://seclists.org/fulldisclosure/2021/Jan/39
- http://seclists.org/fulldisclosure/2022/Jun/36
- https://seclists.org/bugtraq/2019/Jun/14
- https://seclists.org/bugtraq/2019/Sep/7
Security advisories
- https://git.busybox.net/busybox/commit/?id=c3797d40a1c57352192c6106cc0f435e7d9c11e8
- http://www.vmware.com/security/advisories/VMSA-2019-0013.html
- https://lists.debian.org/debian-lts-announce/2018/07/msg00037.html
- https://lists.debian.org/debian-lts-announce/2021/02/msg00020.html
- https://us-cert.cisa.gov/ics/advisories/icsa-20-240-01
- https://usn.ubuntu.com/3935-1
- https://www.twistlock.com/2017/11/20/cve-2017-16544-busybox-autocompletion-vulnerability