Canonical Ubuntu Linux up to 10.10 cryptographic issue

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6.5$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Canonical Ubuntu Linux up to 10.10. This affects an unknown function. Performing a manipulation results in cryptographic issue. This vulnerability is known as CVE-2011-3152. No exploit is available.

Detailsinfo

A vulnerability was found in Canonical Ubuntu Linux up to 10.10 (Operating System). It has been classified as critical. This affects some unknown processing. The manipulation with an unknown input leads to a cryptographic issue vulnerability. CWE is classifying the issue as CWE-310. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

DistUpgrade/DistUpgradeFetcherCore.py in Update Manager before 1:0.87.31.1, 1:0.134.x before 1:0.134.11.1, 1:0.142.x before 1:0.142.23.1, 1:0.150.x before 1:0.150.5.1, and 1:0.152.x before 1:0.152.25.5 on Ubuntu 8.04 through 11.10 does not verify the GPG signature before extracting an upgrade tarball, which allows man-in-the-middle attackers to (1) create or overwrite arbitrary files via a directory traversal attack using a crafted tar file, or (2) bypass authentication via a crafted meta-release file.

The weakness was published 04/27/2014 by David Black (Website). It is possible to read the advisory at bugs.launchpad.net. This vulnerability is uniquely identified as CVE-2011-3152 since 08/16/2011. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 56971 (Ubuntu 8.04 LTS / 10.04 LTS / 10.10 / 11.04 / 11.10 : update-manager vulnerabilities (USN-1284-1)), 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 195192 (Ubuntu Security Notification for Update Manager Vulnerabilities (USN-1284-1)).

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 (71494), Tenable (56971), SecurityFocus (BID 50833†), OSVDB (77642†) and Secunia (SA47024†). Similar entry is available at VDB-69379. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 6.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
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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Nessus ID: 56971
Nessus Name: Ubuntu 8.04 LTS / 10.04 LTS / 10.10 / 11.04 / 11.10 : update-manager vulnerabilities (USN-1284-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 840827
OpenVAS Name: Ubuntu Update for update-manager USN-1284-1
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 🔍
11/28/2011 +104 days 🔍
11/28/2011 +0 days 🔍
11/29/2011 +1 days 🔍
11/29/2011 +0 days 🔍
06/04/2013 +553 days 🔍
04/27/2014 +327 days 🔍
04/27/2014 +0 days 🔍
03/25/2015 +332 days 🔍
05/12/2026 +4066 days 🔍

Sourcesinfo

Advisory: USN-1284-1
Researcher: David Black
Status: Not defined
Confirmation: 🔍

CVE: CVE-2011-3152 (🔍)
GCVE (CVE): GCVE-0-2011-3152
GCVE (VulDB): GCVE-100-69495

OVAL: 🔍

X-Force: 71494
SecurityFocus: 50833 - Ubuntu Update Manager GPG Signature Verification Security Bypass Vulnerability
Secunia: 47024 - Ubuntu update for update-manager, Less Critical
OSVDB: 77642
Vulnerability Center: 39822 - Ubuntu Update Manager Remote 8.04 LTS - 11.10 Security Bypass Vulnerability due to GPG Signature Verification Flaw, Medium

See also: 🔍

Entryinfo

Created: 03/25/2015 16:45
Updated: 05/12/2026 02:06
Changes: 03/25/2015 16:45 (71), 05/01/2017 11:31 (7), 03/15/2022 15:46 (3), 03/15/2022 15:52 (1), 05/12/2026 02:06 (15)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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