VDB-103004 · CVE-2017-8116 · GCVE-0-2017-8116

Teltonika RUT9XX up to 00.03.265 Management Interface Username access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.8	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Teltonika RUT9XX up to 00.03.265. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Management Interface. Such manipulation of the argument Username as part of Shell Metacharacter leads to access control. This vulnerability is traded as CVE-2017-8116. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Teltonika RUT9XX up to 00.03.265. It has been rated as very critical. Affected by this issue is some unknown processing of the component Management Interface. The manipulation of the argument username as part of a Shell Metacharacter leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The management interface for the Teltonika RUT9XX routers (aka LuCI) with firmware 00.03.265 and earlier allows remote attackers to execute arbitrary commands with root privileges via shell metacharacters in the username parameter in a login request.

The bug was discovered 06/07/2017. The weakness was shared 07/03/2017 (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2017-8116 since 04/25/2017. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 10/22/2019). The MITRE ATT&CK project declares the attack technique as T1068.

The vulnerability was handled as a non-public zero-day exploit for at least 26 days. During that time the estimated underground price was around $0-$5k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Teltonika

Name

RUT9XX

Version

00.03.265

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.8

VulDB Base Score: 9.8
VulDB Temp Score: 9.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/25/2017 🔍
06/07/2017 +43 days 🔍
07/03/2017 +26 days 🔍
07/03/2017 +0 days 🔍
07/04/2017 +1 days 🔍
10/22/2019 +840 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2017-8116 (🔍)
GCVE (CVE): GCVE-0-2017-8116
GCVE (VulDB): GCVE-100-103004

Entryinfo

Created: 07/04/2017 08:00
Updated: 10/22/2019 06:31
Changes: 07/04/2017 08:00 (58), 10/22/2019 06:31 (1)
Complete: 🔍
Cache ID: 216::103