The remote Fedora 23 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2015-14213 advisory.

    Security fix for CVE-2015-5146, CVE-2015-5194, CVE-2015-5219, CVE-2015-5195, CVE-2015-5196

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

SNTP processing would enter into an infinite loop when a crafted NTP packet was received. (CVE-2015-5219)

The remote Oracle Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2016-2583 advisory.

    - add disable monitor to default ntp.conf [CVE-2013-5211]
    - don't allow spoofed packet to enable symmetric interleaved mode       (CVE-2016-1548)
    - check mode of new source in config command (CVE-2016-2518)
    - make MAC check resilient against timing attack (CVE-2016-1550)
    - fix crash with invalid logconfig command (CVE-2015-5194)
    - fix crash when referencing disabled statistic type (CVE-2015-5195)
    - don't hang in sntp with crafted reply (CVE-2015-5219)
    - don't crash with crafted autokey packet (CVE-2015-7691, CVE-2015-7692,       CVE-2015-7702)
    - fix memory leak with autokey (CVE-2015-7701)
    - don't allow setting driftfile and pidfile remotely (CVE-2015-7703)
    - don't crash in ntpq with crafted packet (CVE-2015-7852)
    - check key ID in packets authenticated with symmetric key (CVE-2015-7974)
    - fix crash with reslist command (CVE-2015-7977, CVE-2015-7978)
    - don't allow spoofed packets to demobilize associations (CVE-2015-7979,       CVE-2016-1547)
    - don't accept server/peer packets with zero origin timestamp (CVE-2015-8138)
    - fix infinite loop in ntpq/ntpdc (CVE-2015-8158)

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

This update for ntp fixes the following issues: ntp was updated to 4.2.8p9. Security issues fixed :

  - CVE-2016-9311, CVE-2016-9310, bsc#1011377: Mode 6     unauthenticated trap information disclosure and DDoS     vector.

  - CVE-2016-7427, bsc#1011390: Broadcast Mode Replay     Prevention DoS.

  - CVE-2016-7428, bsc#1011417: Broadcast Mode Poll Interval     Enforcement DoS.

  - CVE-2016-7431, bsc#1011395: Regression: 010-origin: Zero     Origin Timestamp Bypass.

  - CVE-2016-7434, bsc#1011398: NULL pointer dereference in
    _IO_str_init_static_internal().

  - CVE-2016-7429, bsc#1011404: Interface selection attack.

  - CVE-2016-7426, bsc#1011406: Client rate limiting and     server responses.

  - CVE-2016-7433, bsc#1011411: Reboot sync calculation     problem.

  - CVE-2015-5219: An endless loop due to incorrect     precision to double conversion (bsc#943216).
    Non-security issues fixed :

  - Fix a spurious error message.

  - Other bugfixes, see     /usr/share/doc/packages/ntp/ChangeLog.

  - Fix a regression in 'trap' (bsc#981252).

  - Reduce the number of netlink groups to listen on for     changes to the local network setup (bsc#992606).

  - Fix segfault in 'sntp -a' (bsc#1009434).

  - Silence an OpenSSL version warning (bsc#992038).

  - Make the resolver task change user and group IDs to the     same values as the main task. (bsc#988028)

  - Simplify ntpd's search for its own executable to prevent     AppArmor warnings (bsc#956365).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	名稱	產品	系列	已發布	已更新	嚴重性
86027	Fedora 23 : ntp (2015-14213)	Nessus	Fedora Local Security Checks	2015/9/21	2025/8/29	high
88026	F5 Networks BIG-IP : SNTP vulnerability (K60352002)	Nessus	F5 Networks Local Security Checks	2016/1/21	2019/1/4	high
94705	Oracle Linux 7 : ntp (ELSA-2016-2583)	Nessus	Oracle Linux Local Security Checks	2016/11/11	2025/8/29	high
95987	SUSE SLED12 / SLES12 Security Update : ntp (SUSE-SU-2016:3195-1)	Nessus	SuSE Local Security Checks	2016/12/21	2026/1/7	medium

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