SOL06288381 - NTP vulnerabilities CVE-2015-7977 and CVE-2015-7978

Vulnerability Recommended Actions If you are running a version listed in the Versions known to be vulnerable column, you can eliminate this vulnerability by upgrading to a version listed in the Versions known to be not vulnerable column. If the table lists only an older version than what you are...

AIX 6.1 TL 9 : ntp (IV79942) (deprecated)

Network Time Protocol NTP is vulnerable to a denial of service, caused by an error in the sntp program. By sending specially crafted NTP packets, a remote attacker from within the local network could exploit this vulnerability to cause the application to enter into an infinite loop. Network Time...

AIX 7.1 TL 3 : ntp (IV79943) (deprecated)

The remote AIX host has a version of Network Time Protocol NTP installed that is affected by the following vulnerabilities : - A divide-by-zero error exists in file include/ntp.h when handling LOGTOD and ULOGTOD macros in a crafted NTP packet. An unauthenticated, remote attacker can exploit this,...

F5 Networks BIG-IP : NTP vulnerabilities (K17530)

CVE-2015-7691 The cryptoxmit function in ntpd in NTP 4.2.x before 4.2.8p4, and 4.3.x before 4.3.77 allows remote attackers to cause a denial of service crash via crafted packets containing particular autokey operations. NOTE: This vulnerability exists due to an incomplete fix for CVE-2014-9750...

Security Advisory 0016

Security Advisory 0016 PDF Date: November 4th 2015 Revision| Date| Changes ---|---|--- 1.0 | November 5th, 2015 | Initial release Arista Products vulnerability report for security vulnerabilities released for NTP in October, 2015 The NTP project released the following set of low and medium severi...

Ubuntu 14.04 LTS : NTP vulnerabilities (USN-2783-1)

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-2783-1 advisory. Aleksis Kauppinen discovered that NTP incorrectly handled certain remote config packets. In a non-default configuration, a remote authenticated attacker...

MGASA-2015-0413 Updated ntp packages fixes security vulnerabilities

It was found that ntpd did not correctly implement the threshold limitation for the '-g' option, which is used to set the time without any restrictions. A man-in-the-middle attacker able to intercept NTP traffic between a connecting client and an NTP server could use this flaw to force that clien...

Novel NTP Attacks Roll Back Time

Sharon Goldberg remembers the cold February day when her Boston University PhD candidate Aanchal Malhotra was studying routing security, in particular, attacks against the resource public key infrastructure RPKI—and kept hitting a dead end because of a cache-flushing issue. The resourceful Malhot...

MGASA-2015-0152 Updated ntp packages fix security vulnerabilities

Updated ntp packages fix security vulnerabilities: The symmetric-key feature in the receive function in ntpproto.c in ntpd in NTP before 4.2.8p2 requires a correct MAC only if the MAC field has a nonzero length, which makes it easier for man-in-the-middle attackers to spoof packets by omitting th...

Network Time Protocol Vulnerabilities (Supplement)

OVERVIEW This advisory supplement is to accompany the NCCIC/ICS-CERT advisory titled ICSA-14-353-01 Network Time Protocol Vulnerabilities that was published December 19, 2014, on the ICS‑CERT web site. Please refer to the original advisory for all the details of the vulnerabilities. The purpose o...

SUSE-SU-2015:0274-1 Security update for ntp

ntp was updated to fix four security issues. These security issues were fixed: - CVE-2014-9294: util/ntp-keygen.c in ntp-keygen used a weak RNG seed, which made it easier for remote attackers to defeat cryptographic protection mechanisms via a brute-force attack bnc910764 911792. - CVE-2014-9293:...

Ubuntu 14.04 LTS : NTP vulnerabilities (USN-2497-1)

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-2497-1 advisory. Stephen Roettger, Sebastian Krahmer, and Harlan Stenn discovered that NTP incorrectly handled the length value in extension fields. A remote attacker cou...

Security Advisory 0008

Security Advisory 0008 PDF Date: January 9th 2015 Revision| Date| Changes ---|---|--- 1.0 | January 9th 2015 | Initial release Arista 7000 Series Products and Arista EOS are not vulnerable to NTP CVE-2014-9293, CVE-2014-9294, CVE-2014-9295, and CVE-2014-9296. In December 2014, the Network Time...

GLSA-201412-34 : NTP: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-201412-34 NTP: Multiple vulnerabilities Multiple vulnerabilities have been discovered in NTP. Please review the CVE identifiers referenced below for details. Impact : A remote unauthenticated attacker may be able to execute...

Apple Patches NTP Vulnerabilities in First Automated Patch

Apple last night for the first time pushed an automated patch to Mac OS X users, taking care of critical Network Time Protocol NTP vulnerabilities. The fix was delivered automatically and did not require Mac users to restart their machines. The latest security issue in NTP, which is used by...

Ubuntu 14.04 LTS : NTP vulnerabilities (USN-2449-1)

The remote Ubuntu 14.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-2449-1 advisory. Neel Mehta discovered that NTP generated weak authentication keys. A remote attacker could possibly use this issue to brute force the authentication key...

Check Point response to NTP vulnerabilities (CVE-2014-9293, CVE-2014-9294, CVE-2014-9295, CVE-2014-9296)

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CVE-2014-9293

The configauth function in ntpd in NTP before 4.2.7p11, when an auth key is not configured, improperly generates a key, which makes it easier for remote attackers to defeat cryptographic protection mechanisms via a brute-force attack...

PT-2009-1058 · Moxa +4 · Moxa Pt-7728 +7

Name of the Vulnerable Software and Affected Versions: Moxa PT-508, PT-7728, PT-7828, MDS-G4012 affected versions not specified ntp versions prior to 4.2.4p8 ntp version 4.2.0.a.20040617 ntp version 4.1.2 Description: The issue is related to uncontrolled recursion in the Ethernet switch microcode...

USN-777-1: Ntp vulnerabilities

A stack-based buffer overflow was discovered in ntpq. If a user were tricked into connecting to a malicious ntp server, a remote attacker could cause a denial of service in ntpq, or possibly execute arbitrary code with the privileges of the user invoking the program. CVE-2009-0159 Chris Ries...