Vulnerability Name:

CVE-2011-4916 (CCN-231140)

Assigned:2011-12-24
Published:2011-12-24
Updated:2022-07-20
Summary:Linux kernel through 3.1 allows local users to obtain sensitive keystroke information via access to /dev/pts/ and /dev/tty*.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N)
4.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-200
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2011-4916

Source: XF
Type: UNKNOWN
linux-kernel-cve20114916-info-disc(231140)

Source: MISC
Type: Exploit, Mailing List, Third Party Advisory
https://lkml.org/lkml/2011/11/7/355

Source: CCN
Type: oss-sec Mailing List, Tue, 27 Dec 2011 22:36:41 -0700
Re: Status of two Linux kernel issues w/o CVE assignments

Source: MISC
Type: Exploit, Mailing List, Third Party Advisory
https://www.openwall.com/lists/oss-security/2011/12/28/3

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version <= 3.1)

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:3.1:-:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20114916000
    V
    		CVE-2011-4916 on Ubuntu 12.04 LTS (precise) - low.
    2012-01-04
    oval:com.ubuntu.trusty:def:20114916000
    V
    		CVE-2011-4916 on Ubuntu 14.04 LTS (trusty) - low.
    2012-01-04
    BACK
    linux linux kernel *
    linux linux kernel 3.1