Vulnerability Name:

CVE-2018-0501 (CCN-148715)

Assigned:2017-11-27
Published:2018-08-20
Updated:2019-01-17
Summary:The mirror:// method implementation in Advanced Package Tool (APT) 1.6.x before 1.6.4 and 1.7.x before 1.7.0~alpha3 mishandles gpg signature verification for the InRelease file of a fallback mirror, aka mirrorfail.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): High
Availibility (A): None
3.7 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)
3.2 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
2.6 Low (CCN CVSS v2 Vector: AV:N/AC:H/Au:N/C:P/I:N/A:N)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
Vulnerability Type:CWE-347
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2018-0501

Source: XF
Type: UNKNOWN
apt-cve20180501-info-disc(148715)

Source: MISC
Type: Third Party Advisory
https://mirror.fail

Source: CCN
Type: Debian Web site
clear alternative URIs for mirror:// between steps (CVE-2018-0501)

Source: MISC
Type: Patch, Third Party Advisory
https://salsa.debian.org/apt-team/apt/commit/29658a3a74af49e2a24e17bdebb20e1612aac3ec

Source: MISC
Type: Patch, Third Party Advisory
https://salsa.debian.org/apt-team/apt/commit/aebd4278bacc728ab00ebe31556983e140f60e47

Source: UBUNTU
Type: Third Party Advisory
USN-3746-1

Source: CCN
Type: Debian Web site
Advanced Package Tool (APT)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-0501

Vulnerable Configuration:Configuration 1:
  • cpe:/o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*

    • Configuration 2:
  • cpe:/a:debian:advanced_package_tool:*:*:*:*:*:*:*:* (Version >= 1.6.0 and < 1.6.4)
  • OR cpe:/a:debian:advanced_package_tool:1.7.0:alpha:*:*:*:*:*:*
  • OR cpe:/a:debian:advanced_package_tool:1.7.0:alpha1:*:*:*:*:*:*
  • OR cpe:/a:debian:advanced_package_tool:1.7.0:alpha2:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:201805010000000
    V
    		CVE-2018-0501 on Ubuntu 18.04 LTS (bionic) - high.
    2018-08-21
    oval:com.ubuntu.bionic:def:20180501000
    V
    		CVE-2018-0501 on Ubuntu 18.04 LTS (bionic) - high.
    2018-08-20
    oval:com.ubuntu.xenial:def:201805010000000
    V
    		CVE-2018-0501 on Ubuntu 16.04 LTS (xenial) - high.
    2018-08-20
    oval:com.ubuntu.trusty:def:20180501000
    V
    		CVE-2018-0501 on Ubuntu 14.04 LTS (trusty) - high.
    2018-08-20
    oval:com.ubuntu.xenial:def:20180501000
    V
    		CVE-2018-0501 on Ubuntu 16.04 LTS (xenial) - high.
    2018-08-20
    BACK
    canonical ubuntu linux 18.04
    debian advanced package tool *
    debian advanced package tool 1.7.0 alpha
    debian advanced package tool 1.7.0 alpha1
    debian advanced package tool 1.7.0 alpha2