Cisco Unified SIP 3905 Phone Network Traffic resource management

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.
5.2$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Cisco Unified SIP 3905 Phone. Affected by this issue is some unknown functionality of the component Network Traffic Handler. The manipulation leads to resource management. This vulnerability is documented as CVE-2015-6391. There is not any exploit available. It is recommended to apply restrictive firewalling.

Detailsinfo

A vulnerability was found in Cisco Unified SIP 3905 Phone (IP Phone Software) (version now known) and classified as problematic. This issue affects some unknown processing of the component Network Traffic Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. The summary by CVE is:

Cisco Unified SIP 3905 phones allow remote attackers to cause a denial of service (resource consumption and functionality loss) via a large amount of network traffic, aka Bug ID CSCuh51331.

The weakness was released 12/05/2015 with Cisco as CSCuh51331 as confirmed advisory (Website). The advisory is shared at tools.cisco.com. The identification of this vulnerability is CVE-2015-6391 since 08/17/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

Addressing this vulnerability is possible by firewalling .

The vulnerability is also documented in the databases at SecurityFocus (BID 78479†) and Vulnerability Center (SBV-54806†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Firewall
Status: 🔍

Timelineinfo

08/17/2015 🔍
12/02/2015 +107 days 🔍
12/04/2015 +2 days 🔍
12/04/2015 +0 days 🔍
12/05/2015 +1 days 🔍
12/06/2015 +1 days 🔍
12/07/2015 +1 days 🔍
06/28/2022 +2395 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: CSCuh51331
Organization: Cisco
Status: Confirmed

CVE: CVE-2015-6391 (🔍)
GCVE (CVE): GCVE-0-2015-6391
GCVE (VulDB): GCVE-100-79421
SecurityFocus: 78479 - Cisco SIP Phone 3905 CVE-2015-6391 Denial of Service Vulnerability
SecurityTracker: 1034285
Vulnerability Center: 54806 - [cisco-sa-20151202-sip] Cisco Unified IP Phones Remote DoS via a Large Amount of Network Traffic, High

Entryinfo

Created: 12/07/2015 09:29
Updated: 06/28/2022 14:34
Changes: 12/07/2015 09:29 (50), 05/11/2018 12:56 (10), 06/28/2022 14:34 (3)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!