CVE-2011-1833
kernel: ecryptfs: mount source TOCTOU race
Severity Score
7.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Race condition in the ecryptfs_mount function in fs/ecryptfs/main.c in the eCryptfs subsystem in the Linux kernel before 3.1 allows local users to bypass intended file permissions via a mount.ecryptfs_private mount with a mismatched uid.
Condición de carrera en la función ecryptfs_mount en fs/ecryptfs/main.c en el subsistema eCryptfs en el Kernel de Linux anteriores a v3.1 permite a usuarios locales evitar los permisos de ficheros impuestos a través de montar una unidad con mount.ecryptfs_private con un uid que no coincide.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2011-04-27 CVE Reserved
- 2011-08-10 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-06 CVE Updated
- 2024-08-06 First Exploit
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-264: Permissions, Privileges, and Access Controls
- CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
- CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition
CAPEC
References (7)
| URL | Tag | Source |
|---|---|---|
| http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=764355487ea220fdc2faf128d577d7f679b91f97 | X_refsource_confirm | |
| http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 | X_refsource_confirm |
| URL | Date | SRC |
|---|---|---|
| https://github.com/torvalds/linux/commit/764355487ea220fdc2faf128d577d7f679b91f97 | 2024-08-06 |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2011-08/msg00009.html | 2023-11-07 | |
| http://www.ubuntu.com/usn/USN-1188-1 | 2023-11-07 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=731172 | 2011-10-20 | |
| https://access.redhat.com/security/cve/CVE-2011-1833 | 2011-10-20 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | <= 3.0.44 Search vendor "Linux" for product "Linux Kernel" and version " <= 3.0.44" | - |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0 Search vendor "Linux" for product "Linux Kernel" and version "3.0" | rc1 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0 Search vendor "Linux" for product "Linux Kernel" and version "3.0" | rc2 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0 Search vendor "Linux" for product "Linux Kernel" and version "3.0" | rc3 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0 Search vendor "Linux" for product "Linux Kernel" and version "3.0" | rc4 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0 Search vendor "Linux" for product "Linux Kernel" and version "3.0" | rc5 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0 Search vendor "Linux" for product "Linux Kernel" and version "3.0" | rc6 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0 Search vendor "Linux" for product "Linux Kernel" and version "3.0" | rc7 |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.1 Search vendor "Linux" for product "Linux Kernel" and version "3.0.1" | - |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.2 Search vendor "Linux" for product "Linux Kernel" and version "3.0.2" | - |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.3 Search vendor "Linux" for product "Linux Kernel" and version "3.0.3" | - |
Affected
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| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.4 Search vendor "Linux" for product "Linux Kernel" and version "3.0.4" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.5 Search vendor "Linux" for product "Linux Kernel" and version "3.0.5" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.6 Search vendor "Linux" for product "Linux Kernel" and version "3.0.6" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.7 Search vendor "Linux" for product "Linux Kernel" and version "3.0.7" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.8 Search vendor "Linux" for product "Linux Kernel" and version "3.0.8" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.9 Search vendor "Linux" for product "Linux Kernel" and version "3.0.9" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.10 Search vendor "Linux" for product "Linux Kernel" and version "3.0.10" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.11 Search vendor "Linux" for product "Linux Kernel" and version "3.0.11" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.12 Search vendor "Linux" for product "Linux Kernel" and version "3.0.12" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.13 Search vendor "Linux" for product "Linux Kernel" and version "3.0.13" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.14 Search vendor "Linux" for product "Linux Kernel" and version "3.0.14" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.15 Search vendor "Linux" for product "Linux Kernel" and version "3.0.15" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.16 Search vendor "Linux" for product "Linux Kernel" and version "3.0.16" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.17 Search vendor "Linux" for product "Linux Kernel" and version "3.0.17" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.18 Search vendor "Linux" for product "Linux Kernel" and version "3.0.18" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.19 Search vendor "Linux" for product "Linux Kernel" and version "3.0.19" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.20 Search vendor "Linux" for product "Linux Kernel" and version "3.0.20" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.21 Search vendor "Linux" for product "Linux Kernel" and version "3.0.21" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.22 Search vendor "Linux" for product "Linux Kernel" and version "3.0.22" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.23 Search vendor "Linux" for product "Linux Kernel" and version "3.0.23" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.24 Search vendor "Linux" for product "Linux Kernel" and version "3.0.24" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.25 Search vendor "Linux" for product "Linux Kernel" and version "3.0.25" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.26 Search vendor "Linux" for product "Linux Kernel" and version "3.0.26" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.27 Search vendor "Linux" for product "Linux Kernel" and version "3.0.27" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.28 Search vendor "Linux" for product "Linux Kernel" and version "3.0.28" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.29 Search vendor "Linux" for product "Linux Kernel" and version "3.0.29" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.30 Search vendor "Linux" for product "Linux Kernel" and version "3.0.30" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.31 Search vendor "Linux" for product "Linux Kernel" and version "3.0.31" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.32 Search vendor "Linux" for product "Linux Kernel" and version "3.0.32" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.33 Search vendor "Linux" for product "Linux Kernel" and version "3.0.33" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.34 Search vendor "Linux" for product "Linux Kernel" and version "3.0.34" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.35 Search vendor "Linux" for product "Linux Kernel" and version "3.0.35" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.36 Search vendor "Linux" for product "Linux Kernel" and version "3.0.36" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.37 Search vendor "Linux" for product "Linux Kernel" and version "3.0.37" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.38 Search vendor "Linux" for product "Linux Kernel" and version "3.0.38" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.39 Search vendor "Linux" for product "Linux Kernel" and version "3.0.39" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.40 Search vendor "Linux" for product "Linux Kernel" and version "3.0.40" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.41 Search vendor "Linux" for product "Linux Kernel" and version "3.0.41" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.42 Search vendor "Linux" for product "Linux Kernel" and version "3.0.42" | - |
Affected
| ||||||
| Linux Search vendor "Linux" | Linux Kernel Search vendor "Linux" for product "Linux Kernel" | 3.0.43 Search vendor "Linux" for product "Linux Kernel" and version "3.0.43" | - |
Affected
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