Vulnerability Name:

CCN-98918

Published:2014-11-23
Updated:2014-11-23
Summary:Linux Kernel could allow a local attacker to execute arbitrary code on the system, caused by the invoking of an overly large number of third-party tools by the lesspipe script that use the less command to view the contents of downloaded files. An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Consequences:Gain Access
References:Source: CCN
Type: oss-security Mailing List, Sun, 23 Nov 2014 01:24:11 -0800
so, can we do something about lesspipe? (+ a cpio bug to back up the argument)

Source: CCN
Type: The Linux Kernel Archives Web site
The Linux Kernel Archives

Source: CCN
Type: BID-71248
Linux Kernel cpio 'list_file()' Function Heap Based Buffer Overflow Vulnerability

Source: XF
Type: UNKNOWN
linux-kernel-lesspipe-code-exec(98918)

Vulnerable Configuration:Configuration CCN 1:
  • cpe:/a:accelatech:bizsearch:3.2:-:*:*:*:linux_kernel:*:*

    • * Denotes that component is vulnerable
    BACK
    accelatech bizsearch 3.2 -