NTP Daemon up to 4.2.7 ctl_putdata memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability was found in NTP Daemon up to 4.2.7 (Network Management Software). It has been rated as critical. This issue affects the function ctl_putdata. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The weakness was presented 11/03/2014 by Stephen Roettger with Google Security Team as Sec 2668 as confirmed bug report (Bug Tracker). The advisory is shared at bugs.ntp.org. The identification of this vulnerability is CVE-2014-9295 since 12/05/2014. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/01/2022). Due to its background and reception, this vulnerability has a historic impact. The advisory points out:

A remote attacker can send a carefully crafted packet that can overflow a stack buffer and potentially allow malicious code to be executed with the privilege level of the ntpd process.

The vulnerability scanner Nessus provides a plugin with the ID 80217 (SuSE 11.3 Security Update : ntp (SAT Patch Number 10117)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 185097 (HP-UX Running NTP Multiple Vulnerabilities (HPSBUX03240)).

Upgrading to version 4.2.8 eliminates this vulnerability. It is possible to mitigate the problem by applying the configuration setting restrict ... noquery. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 months after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (80217). See 68452, 68454, 68455 and 68456 for similar entries.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 80217
Nessus Name: SuSE 11.3 Security Update : ntp (SAT Patch Number 10117)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 703108
OpenVAS Name: Debian Security Advisory DSA 3108-1 (ntp - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: NTP Daemon 4.2.8
Config: restrict ... noquery

Timelineinfo

11/03/2014 🔍
11/03/2014 +0 days 🔍
12/05/2014 +32 days 🔍
12/18/2014 +13 days 🔍
12/19/2014 +1 days 🔍
12/19/2014 +0 days 🔍
12/20/2014 +1 days 🔍
12/22/2014 +2 days 🔍
12/23/2014 +1 days 🔍
01/13/2015 +21 days 🔍
03/01/2022 +2604 days 🔍

Sourcesinfo

Advisory: Sec 2668
Researcher: Stephen Roettger
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9295 (🔍)
OVAL: 🔍

CERT VU: 🔍
SecurityTracker: 1031409
SecurityFocus: 71761 - Network Time Protocol CVE-2014-9295 Multiple Stack Based Buffer Overflow Vulnerabilities
Secunia: 62209 - Cisco ACNS (Application and Content Networking System) NTP Multiple Buffer Overflow Vulner, Highly Critical

See also: 🔍

Entryinfo

Created: 12/22/2014 08:19
Updated: 03/01/2022 13:57
Changes: 12/22/2014 08:19 (85), 05/02/2019 11:22 (5), 03/01/2022 13:57 (3)
Complete: 🔍

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