CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.5 | $0-$5k | 0.00 |
A vulnerability has been found in ZTE OX-330P, ZXHN H108N, W300V1.0.0S_ZRD_TR1_D68, HG110, GAN9.8T101A-B, MF28G and ZXHN H108N and classified as critical. This vulnerability affects an unknown code block of the component X.509 Certificate. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:
ZTE OX-330P, ZXHN H108N, W300V1.0.0S_ZRD_TR1_D68, HG110, GAN9.8T101A-B, MF28G, ZXHN H108N use non-unique X.509 certificates and SSH host keys, which might allow remote attackers to obtain credentials or other sensitive information via a man-in-the-middle attack, passive decryption attack, or impersonating a legitimate device.
The bug was discovered 11/25/2015. The weakness was published 08/29/2017 as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability was named CVE-2015-7255 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 T1592.
The vulnerability was handled as a non-public zero-day exploit for at least 643 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). Similar entries are available at 107106, 107190, 107808 and 145108.
Product
Vendor
Name
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.5
VulDB Base Score: 5.6
VulDB Temp Score: 5.6
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
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: 🔍
Exploiting
Class: Information disclosureCWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
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 Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
09/18/2015 🔍11/25/2015 🔍
08/29/2017 🔍
08/29/2017 🔍
08/30/2017 🔍
01/08/2019 🔍
11/11/2019 🔍
Sources
Vendor: zte.com.cnAdvisory: kb.cert.org
Status: Confirmed
CVE: CVE-2015-7255 (🔍)
See also: 🔍
Entry
Created: 08/30/2017 08:32Updated: 11/11/2019 11:25
Changes: 08/30/2017 08:32 (59), 11/11/2019 11:25 (11)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.