NetGain Enterprise Manager RMI Registry input validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in NetGain Enterprise Manager. This affects an unknown part of the component RMI Registry. Performing a manipulation results in input validation. This vulnerability was named CVE-2017-17406. The attack may be initiated remotely. There is no available exploit. It is suggested to use restrictive firewalling.

Detailsinfo

A vulnerability, which was classified as critical, was found in NetGain Enterprise Manager (affected version unknown). This affects an unknown functionality of the component RMI Registry. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Netgain Enterprise Manager. Authentication is not required to exploit this vulnerability. The specific flaw exists within an exposed RMI registry, which listens on TCP ports 1800 and 1850 by default. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute arbitrary code under the context of the current process. Was ZDI-CAN-4753.

The bug was discovered 12/13/2017. The weakness was presented 01/23/2018 as ZDI-CAN-4753 (Website). It is possible to read the advisory at zerodayinitiative.com. This vulnerability is uniquely identified as CVE-2017-17406 since 12/05/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 40 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 13141 (NetGain Enterprise Manager multiple vulnerabilities).

It is possible to mitigate the problem by applying the configuration setting tcp/1800 & tcp/1850.It is possible to mitigate the weakness by firewalling . The best possible mitigation is suggested to be applying a restrictive firewalling.

See VDB-112319, VDB-112320, VDB-112321 and VDB-112322 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

0-Day Time: 🔍

Config: tcp/1800 & tcp/1850

Timelineinfo

12/05/2017 🔍
12/13/2017 +8 days 🔍
01/22/2018 +40 days 🔍
01/23/2018 +1 days 🔍
01/23/2018 +0 days 🔍
12/26/2019 +702 days 🔍

Sourcesinfo

Advisory: ZDI-CAN-4753
Status: Not defined

CVE: CVE-2017-17406 (🔍)
GCVE (CVE): GCVE-0-2017-17406
GCVE (VulDB): GCVE-100-112323
See also: 🔍

Entryinfo

Created: 01/23/2018 09:23
Updated: 12/26/2019 19:40
Changes: 01/23/2018 09:23 (61), 12/26/2019 19:40 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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