Comcast DPC3939 dpc3939-P20-18-v303r20421746-170221a-CMCST Telnet Daemon access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Comcast DPC3939 dpc3939-P20-18-v303r20421746-170221a-CMCST. This impacts an unknown function of the component Telnet Daemon. The manipulation results in access control. This vulnerability is reported as CVE-2017-9482. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in Comcast DPC3939 dpc3939-P20-18-v303r20421746-170221a-CMCST. Affected is some unknown functionality of the component Telnet Daemon. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The Comcast firmware on Cisco DPC3939 (firmware version dpc3939-P20-18-v303r20421746-170221a-CMCST) devices allows remote attackers to obtain root access to the Network Processor (NP) Linux system by enabling a TELNET daemon (through CVE-2017-9479 exploitation) and then establishing a TELNET session.

The bug was discovered 07/30/2017. The weakness was disclosed 07/31/2017 (Website). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2017-9482 since 06/07/2017. It is possible to launch the attack remotely. A authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

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

The entries VDB-104656, VDB-104655, VDB-104654 and VDB-104653 are pretty similar. Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.3
VulDB Meta Temp Score: 9.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
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: Access control
CWE: CWE-264
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

06/07/2017 🔍
07/30/2017 +53 days 🔍
07/30/2017 +0 days 🔍
07/31/2017 +1 days 🔍
07/31/2017 +0 days 🔍
11/02/2019 +824 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2017-9482 (🔍)
GCVE (CVE): GCVE-0-2017-9482
GCVE (VulDB): GCVE-100-104652
See also: 🔍

Entryinfo

Created: 07/31/2017 10:23
Updated: 11/02/2019 13:39
Changes: 07/31/2017 10:23 (56), 11/02/2019 13:39 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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