Vulnerability Name:

CVE-2014-0476 (CCN-93603)

Assigned:2013-12-19
Published:2014-06-04
Updated:2017-09-19
Summary:The slapper function in chkrootkit before 0.50 does not properly quote file paths, which allows local users to execute arbitrary code via a Trojan horse executable.
Note: this is only a vulnerability when /tmp is not mounted with the noexec option.
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:3.7 Low (CVSS v2 Vector: AV:L/AC:H/Au:N/C:P/I:P/A:P)
3.1 Low (Temporal CVSS v2 Vector: AV:L/AC:H/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.8 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C)
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 Type:CWE-20
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2014-0476

Source: OSVDB
Type: UNKNOWN
107710

Source: MISC
Type: UNKNOWN
http://packetstormsecurity.com/files/134484/Chkrootkit-Local-Privilege-Escalation.html

Source: CCN
Type: Full Disclosure Mailing List: Wed 4 Jun 2014
More /tmp fun (PHP, Lynis)

Source: CCN
Type: chkrootkit Web site
chkrootkit

Source: CONFIRM
Type: Vendor Advisory
http://www.chkrootkit.org/

Source: DEBIAN
Type: UNKNOWN
DSA-2945

Source: CCN
Type: oss-security Mailing List, Wed 04 Jun 2014
CVE-2014-0476 chkrootkit vulnerability

Source: MLIST
Type: Exploit
[oss-security] 20140604 CVE-2014-0476 chkrootkit vulnerability

Source: CCN
Type: BID-67813
chkrootkit 'slapper()' Function Local Privilege Escalation Vulnerability

Source: UBUNTU
Type: UNKNOWN
USN-2230-1

Source: XF
Type: UNKNOWN
chkrootkit-cve20140476-priv-esc(93603)

Source: CCN
Type: Packet Storm Security [11-20-2015]
Chkrootkit Local Privilege Escalation

Source: GENTOO
Type: UNKNOWN
GLSA-201709-05

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [06-28-2014]

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [11-20-2015]

Source: EXPLOIT-DB
Type: UNKNOWN
38775

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2014-0476

Vulnerable Configuration:Configuration 1:
  • cpe:/a:chkrootkit:chkrootkit:*:*:*:*:*:*:*:* (Version <= 0.49)
  • OR cpe:/o:canonical:ubuntu_linux:10.04:*:lts:*:*:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:12.04:*:lts:*:*:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:13.10:*:*:*:*:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*

  • Configuration CCN 1:
  • cpe:/a:chkrootkit:chkrootkit:0.49:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20140476000
    V
    CVE-2014-0476 on Ubuntu 12.04 LTS (precise) - medium.
    2014-10-25
    oval:com.ubuntu.trusty:def:20140476000
    V
    CVE-2014-0476 on Ubuntu 14.04 LTS (trusty) - medium.
    2014-10-25
    oval:org.mitre.oval:def:24726
    P
    USN-2230-1 -- chkrootkit vulnerability
    2014-07-21
    oval:org.mitre.oval:def:24785
    P
    DSA-2945-1 chkrootkit - security update
    2014-07-21
    BACK
    chkrootkit chkrootkit *
    canonical ubuntu linux 10.04
    canonical ubuntu linux 12.04
    canonical ubuntu linux 13.10
    canonical ubuntu linux 14.04
    chkrootkit chkrootkit 0.49