VDB-107881 · CVE-2017-15376 · Qualys 371340

Mobatek MobaXterm 10.4 Telnet Service code injection

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 marked as critical has been reported in Mobatek MobaXterm 10.4. This issue affects some unknown processing of the component Telnet Service. This manipulation causes code injection. This vulnerability is handled as CVE-2017-15376. The attack can be initiated remotely. There is not any exploit available. It is advisable to implement restrictive firewalling.

Detailsinfo

A vulnerability was found in Mobatek MobaXterm 10.4 (Windowing System Software). It has been declared as critical. Affected by this vulnerability is an unknown code of the component Telnet Service. The manipulation with an unknown input leads to a code injection vulnerability. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The TELNET service in Mobatek MobaXterm 10.4 does not require authentication, which allows remote attackers to execute arbitrary commands via TCP port 23.

The bug was discovered 09/18/2017. The weakness was released 10/16/2017 (Website). The advisory is shared at vulnerability-lab.com. This vulnerability is known as CVE-2017-15376 since 10/15/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 28 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 371340 (MobaXtrem v10.4 Remote Code Execution Vulnerability).

Proper firewalling of tcp/23 (telnet) is able to address this issue.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Vendor

Name

Version

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
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: 🔍

Firewalling: 🔍

Timelineinfo

09/18/2017 🔍
10/15/2017 +27 days 🔍
10/16/2017 +1 days 🔍
10/16/2017 +0 days 🔍
10/16/2017 +0 days 🔍
11/24/2019 +769 days 🔍

Sourcesinfo

Advisory: vulnerability-lab.com
Status: Not defined

CVE: CVE-2017-15376 (🔍)
GCVE (CVE): GCVE-0-2017-15376
GCVE (VulDB): GCVE-100-107881

Entryinfo

Created: 10/16/2017 10:46
Updated: 11/24/2019 20:19
Changes: 10/16/2017 10:46 (61), 11/24/2019 20:19 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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