CVE-2016-6301
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
The recv_and_process_client_pkt function in networking/ntpd.c in busybox allows remote attackers to cause a denial of service (CPU and bandwidth consumption) via a forged NTP packet, which triggers a communication loop.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 1:1.27.2-1 |
| debian | bullseye | fixed | 1:1.27.2-1 |
| debian | forky | fixed | 1:1.27.2-1 |
| debian | sid | fixed | 1:1.27.2-1 |
| debian | trixie | fixed | 1:1.27.2-1 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| busybox | busybox | {"endExcluding":"1.25.1"} | 1.25.1 |
References
- http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
- http://packetstormsecurity.com/files/154361/Cisco-Device-Hardcoded-Credentials-GNU-glibc-BusyBox.html
- 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://www.openwall.com/lists/oss-security/2016/08/03/7
- http://www.securityfocus.com/bid/92277
- https://bugzilla.redhat.com/show_bug.cgi?id=1363710
- https://git.busybox.net/busybox/commit/?id=150dc7a2b483b8338a3e185c478b4b23ee884e71
- https://seclists.org/bugtraq/2019/Jun/14
- https://seclists.org/bugtraq/2019/Sep/7
- https://security.gentoo.org/glsa/201701-05
- https://www.suse.com/security/cve/CVE-2016-6301.html
- https://security-tracker.debian.org/tracker/CVE-2016-6301
CWEs
CWE-399 CWE-835
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.