VDB-185555 · CVE-2011-4124 · GCVE-0-2011-4124

Calibre linux_mount_helper.c argument injection

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.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Calibre. The impacted element is an unknown function of the file devices/linux_mount_helper.c. The manipulation leads to argument injection. This vulnerability is referenced as CVE-2011-4124. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Calibre (version now known). This issue affects some unknown processing of the file devices/linux_mount_helper.c. The manipulation with an unknown input leads to a argument injection vulnerability. Using CWE to declare the problem leads to CWE-88. The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string. Impacted is confidentiality, integrity, and availability.

The weakness was published 10/27/2021. It is possible to read the advisory at bugs.launchpad.net. The identification of this vulnerability is CVE-2011-4124 since 10/18/2011. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

The exploit is available at git.zx2c4.com. It is declared as proof-of-concept.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Calibre

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Argument injection
CWE: CWE-88 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/18/2011 🔍
10/27/2021 +3662 days 🔍
10/27/2021 +0 days 🔍
10/31/2021 +4 days 🔍

Sourcesinfo

Advisory: bugs.launchpad.net
Status: Confirmed

CVE: CVE-2011-4124 (🔍)
GCVE (CVE): GCVE-0-2011-4124
GCVE (VulDB): GCVE-100-185555
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 10/27/2021 10:30
Updated: 10/31/2021 16:30
Changes: 10/27/2021 10:30 (38), 10/31/2021 16:30 (1)
Complete: 🔍
Cache ID: 216::103