Canonical Linux 10.10/11.04/11.10 Certificates input validation

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.
7.3$0-$5k0.00

Summaryinfo

A vulnerability was found in Canonical Linux 10.10/11.04/11.10. It has been rated as critical. The affected element is an unknown function of the component Certificates. The manipulation leads to input validation. This vulnerability is traded as CVE-2011-3150. There is no exploit available.

Detailsinfo

A vulnerability was found in Canonical Linux 10.10/11.04/11.10 and classified as critical. This issue affects an unknown function of the component Certificates. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Software Center in Ubuntu 11.10, 11.04 10.10 does not properly validate server certificates, which allows remote attackers to execute arbitrary code or obtain sensitive information via a man-in-the-middle (MITM) attack.

The weakness was shared 11/29/2011 (Website). The advisory is shared at ubuntu.com. The identification of this vulnerability is CVE-2011-3150. 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.

The vulnerability scanner Nessus provides a plugin with the ID 56912 (Ubuntu 10.10 / 11.04 / 11.10 : software-center vulnerability (USN-1270-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195207 (Ubuntu Security Notification for Software Center Vulnerability (USN-1270-1)).

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 databases at X-Force (71430), Tenable (56912), SecurityFocus (BID 50754†) and Vulnerability Center (SBV-34003†). The entry VDB-59553 is related to this item. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
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

Nessus ID: 56912
Nessus Name: Ubuntu 10.10 / 11.04 / 11.10 : software-center vulnerability (USN-1270-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 840820
OpenVAS Name: Ubuntu Update for software-center USN-1270-1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/16/2011 🔍
11/21/2011 +97 days 🔍
11/22/2011 +1 days 🔍
11/29/2011 +7 days 🔍
11/29/2011 +0 days 🔍
11/29/2011 +0 days 🔍
12/12/2011 +13 days 🔍
03/23/2015 +1197 days 🔍
01/11/2025 +3582 days 🔍

Sourcesinfo

Advisory: USN-1270-1
Status: Not defined

CVE: CVE-2011-3150 (🔍)
GCVE (CVE): GCVE-0-2011-3150
GCVE (VulDB): GCVE-100-59549

OVAL: 🔍

X-Force: 71430
SecurityFocus: 50754 - Ubuntu Software Center Certificate Handling Security Bypass Vulnerability
Secunia: 46950
Vulnerability Center: 34003 - Ubuntu 10.10, 11.04 and 11.11 Software Center Man-In-The-Middle Attack via Crafted Certificates, Critical

See also: 🔍

Entryinfo

Created: 03/23/2015 16:50
Updated: 01/11/2025 15:26
Changes: 03/23/2015 16:50 (59), 04/05/2017 15:05 (9), 11/26/2021 23:44 (5), 11/26/2021 23:53 (1), 01/11/2025 15:26 (16)
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!