CVE-2011-4124

CRITICAL EPSS 80.7%
Published Oct 27, 20214y ago · Modified Jun 16, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Oct 27, 2021 4y ago
Last Modified Jun 16, 2026 2w ago

Description

Input validation issues were found in Calibre at devices/linux_mount_helper.c which can lead to argument injection and elevation of privileges.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
80.7% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-20 Improper Input Validation Validation

Affected Products 1

VendorProductVersionRange
calibre-ebookcalibre*any

References 4

  • bugs.launchpad.net https://bugs.launchpad.net/calibre/+bug/885027
    ExploitIssue TrackingThird Party Advisory
  • git.zx2c4.com https://git.zx2c4.com/calibre-mount-helper-exploit/about/
    ExploitThird Party Advisory
  • lwn.net https://lwn.net/Articles/464824/
    Not ApplicableThird Party Advisory
  • openwall.com https://www.openwall.com/lists/oss-security/2011/11/02/2
    Mailing ListThird Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.