2.8
LOW
CVE-2020-27351
Ubuntu Python APT Multiple Memory and File Descriptor Leaks
Description

Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.cc, aka GHSL-2020-170. This issue affects: python-apt 1.1.0~beta1 versions prior to 1.1.0~beta1ubuntu0.16.04.10; 1.6.5ubuntu0 versions prior to 1.6.5ubuntu0.4; 2.0.0ubuntu0 versions prior to 2.0.0ubuntu0.20.04.2; 2.1.3ubuntu1 versions prior to 2.1.3ubuntu1.1;

INFO

Published Date :

Dec. 10, 2020, 4:15 a.m.

Last Modified :

Nov. 21, 2024, 5:21 a.m.

Remotely Exploitable :

No

Impact Score :

1.4

Exploitability Score :

1.3
Affected Products

The following products are affected by CVE-2020-27351 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Debian debian_linux
2 Debian advanced_package_tool
1 Canonical ubuntu_linux
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-27351.

URL Resource
https://bugs.launchpad.net/bugs/1899193 Broken Link
https://usn.ubuntu.com/usn/usn-4668-1 Vendor Advisory
https://www.debian.org/security/2020/dsa-4809 Vendor Advisory
https://bugs.launchpad.net/bugs/1899193 Broken Link
https://usn.ubuntu.com/usn/usn-4668-1 Vendor Advisory
https://www.debian.org/security/2020/dsa-4809 Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-27351 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-27351 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference https://bugs.launchpad.net/bugs/1899193
    Added Reference https://usn.ubuntu.com/usn/usn-4668-1
    Added Reference https://www.debian.org/security/2020/dsa-4809
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Dec. 14, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:L/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
    Changed Reference Type https://bugs.launchpad.net/bugs/1899193 No Types Assigned https://bugs.launchpad.net/bugs/1899193 Broken Link
    Changed Reference Type https://usn.ubuntu.com/usn/usn-4668-1 No Types Assigned https://usn.ubuntu.com/usn/usn-4668-1 Vendor Advisory
    Changed Reference Type https://www.debian.org/security/2020/dsa-4809 No Types Assigned https://www.debian.org/security/2020/dsa-4809 Vendor Advisory
    Added CWE NIST CWE-772
    Added CPE Configuration AND OR *cpe:2.3:a:debian:advanced_package_tool:*:*:*:*:*:*:*:* versions from (including) 1.1.0\~beta1 up to (excluding) 1.1.0\~beta1ubuntu0.16.04.10 OR cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:a:debian:advanced_package_tool:*:*:*:*:*:*:*:* versions from (including) 1.6.5ubuntu0 up to (excluding) 1.6.5ubuntu0.4 OR cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:a:debian:advanced_package_tool:*:*:*:*:*:*:*:* versions from (including) 2.0.0ubuntu0 up to (excluding) 2.0.0ubuntu0.20.04.2 OR cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:a:debian:advanced_package_tool:*:*:*:*:*:*:*:* versions from (including) 2.1.3ubuntu1 up to (excluding) 2.1.30ubuntu1.1 OR cpe:2.3:o:canonical:ubuntu_linux:20.10:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:a:debian:advanced_package_tool:*:*:*:*:*:*:*:* versions up to (excluding) 1.8.4.2 OR cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 10, 2020

    Action Type Old Value New Value
    Added Reference https://www.debian.org/security/2020/dsa-4809 [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 10, 2020

    Action Type Old Value New Value
    Changed Description Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.cc, aka GHSL-2020-170. This issue affects: python-apt 1.1.0~beta1 versions prior to 1.1.0~beta1ubuntu0.16.04.10; 1.6.5ubuntu0 versions prior to 1.6.5ubuntu0.4; 2.0.0ubuntu0 versions prior to 2.0.0ubuntu0.20.04.2; 2.1.3ubuntu1 versions prior to 2.1.3ubuntu1.1; Various memory and file descriptor leaks were found in apt-python files python/arfile.cc, python/tag.cc, python/tarfile.cc, aka GHSL-2020-170. This issue affects: python-apt 1.1.0~beta1 versions prior to 1.1.0~beta1ubuntu0.16.04.10; 1.6.5ubuntu0 versions prior to 1.6.5ubuntu0.4; 2.0.0ubuntu0 versions prior to 2.0.0ubuntu0.20.04.2; 2.1.3ubuntu1 versions prior to 2.1.3ubuntu1.1;
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-27351 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-27351 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.05 }} 0.00%

score

0.14152

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability