VDB-145108 · CVE-2015-7276 · Nessus 121007

Technicolor C2000T/C2100T hard-coded credentials

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.
4.8	$0-$5k	0.00

Summaryinfo

A vulnerability described as critical has been identified in Technicolor C2000T and C2100T. The impacted element is an unknown function. Executing a manipulation can lead to hard-coded credentials. This vulnerability appears as CVE-2015-7276. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic was found in Technicolor C2000T and C2100T (unknown version). This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a hard-coded credentials vulnerability. The CWE definition for the vulnerability is CWE-798. The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data. As an impact it is known to affect confidentiality. CVE summarizes:

Technicolor C2000T and C2100T uses hard-coded cryptographic keys.

The bug was discovered 11/25/2015. The weakness was presented 11/06/2019. This vulnerability was named CVE-2015-7276 since 09/18/2015. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1110.001.

The vulnerability was handled as a non-public zero-day exploit for at least 1140 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 121007 (SSH Known Hard Coded Private Keys), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

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

The vulnerability is also documented in the vulnerability database at Tenable (121007). See VDB-105880, VDB-107106, VDB-107190 and VDB-107808 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Technicolor

Name

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.9
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: Hard-coded credentials
CWE: CWE-798 / CWE-259 / CWE-255
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

Nessus ID: 121007
Nessus Name: SSH Known Hard Coded Private Keys
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 66290
OpenVAS Name: Known SSH Host Key
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/18/2015 🔍
11/25/2015 +68 days 🔍
01/08/2019 +1140 days 🔍
11/06/2019 +302 days 🔍
11/07/2019 +1 days 🔍
02/05/2024 +1551 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Status: Not defined

CVE: CVE-2015-7276 (🔍)
GCVE (CVE): GCVE-0-2015-7276
GCVE (VulDB): GCVE-100-145108
See also: 🔍

Entryinfo

Created: 11/07/2019 09:37
Updated: 02/05/2024 09:06
Changes: 11/07/2019 09:37 (38), 11/07/2019 09:42 (27), 02/05/2024 09:06 (3)
Complete: 🔍
Cache ID: 216::103