IPPUSBXD up to 1.21 USB Connection access control

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.
7.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in IPPUSBXD up to 1.21. It has been classified as critical. This impacts an unknown function of the component USB Connection Handler. The manipulation leads to access control. This vulnerability is uniquely identified as CVE-2015-6520. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability, which was classified as critical, has been found in IPPUSBXD up to 1.21. This issue affects an unknown code block of the component USB Connection Handler. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

IPPUSBXD before 1.22 listens on all interfaces, which allows remote attackers to obtain access to USB connected printers via a direct request.

The weakness was disclosed 09/01/2015 (Website). The advisory is shared at github.com. The identification of this vulnerability is CVE-2015-6520 since 08/18/2015. 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. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 85684 (Ubuntu 15.04 : cups-filters vulnerability (USN-2725-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 196226 (Ubuntu Security Notification for Cups-filters Vulnerability (USN-2725-1)).

Upgrading to version 1.22 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (85684), SecurityFocus (BID 76275†) and Vulnerability Center (SBV-54147†). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

• IPPUSBXD

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 85684
Nessus Name: Ubuntu 15.04 : cups-filters vulnerability (USN-2725-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 841810
OpenVAS Name: Ubuntu Update for cups-filters USN-2725-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: IPPUSBXD 1.22
Patch: github.com

Timelineinfo

08/10/2015 🔍
08/18/2015 +8 days 🔍
08/27/2015 +9 days 🔍
08/28/2015 +1 days 🔍
09/01/2015 +4 days 🔍
09/01/2015 +0 days 🔍
09/03/2015 +2 days 🔍
11/04/2015 +62 days 🔍
11/18/2024 +3302 days 🔍

Sourcesinfo

Advisory: USN-2725-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6520 (🔍)
GCVE (CVE): GCVE-0-2015-6520
GCVE (VulDB): GCVE-100-77537
SecurityFocus: 76275
Vulnerability Center: 54147 - IPPUSBXD <1.22 Remote Security Bypass Accessing USB Connected Printers, High

Entryinfo

Created: 09/03/2015 10:20
Updated: 11/18/2024 09:18
Changes: 09/03/2015 10:20 (61), 03/10/2018 11:13 (7), 06/14/2022 08:09 (4), 11/18/2024 09:18 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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