CVE-2018-7182 EXPLOIT
7.5
HIGH · CVSS 3.0 · EPSS 28.8% (pctl 98)
Patch early
A public exploit exists.
Description
The ctl_getitem method in ntpd in ntp-4.2.8p6 before 4.2.8p11 allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted mode 6 packet with a ntpd instance from 4.2.8p6 through 4.2.8p10.
Scoring
| CVSS | 7.5 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 28.83% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-125 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-03-06 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| netapp | element software |
| ntp | ntp |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | ntpd 4.2.8p10 - Out-of-Bounds Read (PoC) | 2018-11-14 |
References
- http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.html
- http://support.ntp.org/bin/view/Main/NtpBug3412
- http://www.securityfocus.com/archive/1/541824/100/0/threaded
- http://www.securityfocus.com/bid/103191
- https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc
- https://security.gentoo.org/glsa/201805-12
- https://security.netapp.com/advisory/ntap-20180626-0001/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
- https://usn.ubuntu.com/3707-1/
- https://www.exploit-db.com/exploits/45846/
- https://www.synology.com/support/security/Synology_SA_18_13
- http://packetstormsecurity.com/files/146631/Slackware-Security-Advisory-ntp-Updates.html
- http://support.ntp.org/bin/view/Main/NtpBug3412
- http://www.securityfocus.com/archive/1/541824/100/0/threaded
- http://www.securityfocus.com/bid/103191
- https://security.FreeBSD.org/advisories/FreeBSD-SA-18:02.ntp.asc
- https://security.gentoo.org/glsa/201805-12
- https://security.netapp.com/advisory/ntap-20180626-0001/
- https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03962en_us
- https://usn.ubuntu.com/3707-1/
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