Huawei B315s-22 21.318.01.00.26 information disclosure

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 (≈)
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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.
5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Huawei B315s-22 21.318.01.00.26. Impacted is an unknown function. Such manipulation leads to information disclosure. This vulnerability is documented as CVE-2018-7921. The attack requires being on the local network. Additionally, an exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Huawei B315s-22 21.318.01.00.26. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

Huawei B315s-22 products with software of 21.318.01.00.26 have an information leak vulnerability. Unauthenticated adjacent attackers may exploit this vulnerability to obtain device information.

The bug was discovered 09/03/2018. The weakness was released 09/12/2018 (Website). The advisory is available at huawei.com. This vulnerability is handled as CVE-2018-7921 since 03/08/2018. The exploitation is known to be easy. The attack can only be initiated within the local network. No form of authentication is required for exploitation. Technical details are unknown but a public exploit is available. This vulnerability is assigned to T1592 by the MITRE ATT&CK project.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 9 days. During that time the estimated underground price was around $5k-$25k.

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 Exploit-DB (45971). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
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: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/08/2018 🔍
09/03/2018 +178 days 🔍
09/12/2018 +8 days 🔍
09/12/2018 +0 days 🔍
09/13/2018 +1 days 🔍
09/03/2024 +2182 days 🔍

Sourcesinfo

Vendor: huawei.com

Advisory: huawei.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-7921 (🔍)
GCVE (CVE): GCVE-0-2018-7921
GCVE (VulDB): GCVE-100-123986
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/13/2018 08:38
Updated: 09/03/2024 13:32
Changes: 09/13/2018 08:38 (57), 03/23/2020 13:33 (5), 09/03/2024 13:32 (17)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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