CVE-2015-7871
Critical · 9.8CVSS
9.8
EPSS
81.8%
Published
Aug 7, 2017
CISA due date
—
The record
Crypto-NAK packets in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to bypass authentication.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| Debian:11 | ntp | 0 | 1:4.2.8p4+dfsg-1 |
| Debian:6.0 | ntp | 0 | 1:4.2.6.p2+dfsg-1+deb6u4 |
| Debian:7 | ntp | 0 | 1:4.2.6.p5+dfsg-2+deb7u6 |
| Debian:8 | ntp | 0 | 1:4.2.6.p5+dfsg-7+deb8u1 |
| Mageia:5 | ntp | 0 | 4.2.6p5-24.2.mga5 |
| SUSE:Linux Enterprise Desktop 11 SP4 | ntp | 0 | 4.2.8p4-5.1 |
| SUSE:Linux Enterprise Desktop 12 | ntp | 0 | 4.2.8p6-46.5.2 |
| SUSE:Linux Enterprise Desktop 12 | yast2-ntp-client | 0 | 3.1.12.4-8.2 |
| SUSE:Linux Enterprise Server 11 SP2-LTSS | ntp | 0 | 4.2.8p6-41.1 |
| SUSE:Linux Enterprise Server 11 SP2-LTSS | yast2-ntp-client | 0 | 2.17.14.1-1.12.1 |
| SUSE:Linux Enterprise Server 11 SP3-LTSS | ntp | 0 | 4.2.8p6-41.1 |
| SUSE:Linux Enterprise Server 11 SP3-TERADATA | ntp | 0 | 4.2.8p6-41.1 |
| SUSE:Linux Enterprise Server 11 SP4 | ntp | 0 | 4.2.8p4-5.1 |
| SUSE:Linux Enterprise Server 12 | ntp | 0 | 4.2.8p6-46.5.2 |
| SUSE:Linux Enterprise Server 12 | yast2-ntp-client | 0 | 3.1.12.4-8.2 |
| SUSE:Linux Enterprise Server for SAP Applications 11 SP4 | ntp | 0 | 4.2.8p4-5.1 |
| SUSE:Linux Enterprise Server for SAP Applications 12 | ntp | 0 | 4.2.8p6-46.5.2 |
| SUSE:Linux Enterprise Server for SAP Applications 12 | yast2-ntp-client | 0 | 3.1.12.4-8.2 |
| SUSE:Linux Enterprise Software Development Kit 12 | yast2-ntp-client | 0 | 3.1.12.4-8.2 |
| SUSE:Manager 2.1 | ntp | 0 | 4.2.8p6-41.1 |
| SUSE:Manager Proxy 2.1 | ntp | 0 | 4.2.8p6-41.1 |
| SUSE:OpenStack Cloud 5 | ntp | 0 | 4.2.8p6-41.1 |
| Ubuntu:14.04:LTS | ntp | 0 | 1:4.2.6.p5+dfsg-3ubuntu2.14.04.5 |
| openSUSE:Tumbleweed | ntp | 0 | 4.2.8p9-1.1 |
Related vulnerabilities
- CVE-2023-26555 praecis_parse in ntpd/refclock_palisade.c in NTP 4.2.8p15 has an out-of-bounds write. Also affects ntp
- CVE-2019-8936 NTP through 4.2.8p12 has a NULL Pointer Dereference. Also affects ntp
- CVE-2018-7182 The ctl_getitem method in ntpd in ntp-4.2.8p6 before 4.2.8p11 allows remote attackers to… Also affects ntp
- CVE-2015-5146 ntpd in ntp before 4.2.8p3 with remote configuration enabled allows remote authenticated… Also affects ntp
- CVE-2015-7849 Use-after-free vulnerability in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77… Also affects ntp
- CVE-2015-7855 The decodenetnum function in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77… Also affects ntp
- CVE-2015-7704 The ntpd client in NTP 4.x before 4.2.8p4 and 4.3.x before 4.3.77 allows remote attackers… Also affects ntp
- CVE-2015-7854 Buffer overflow in the password management functionality in NTP 4.2.x before 4.2.8p4, and… Also affects ntp