CVEdetails.com the ultimate security vulnerability data source
(e.g.: CVE-2009-1234 or 2010-1234 or 20101234)
Log In   Register
  What's the CVSS score of your company?
Vulnerability Feeds & WidgetsNew   www.itsecdb.com  

Vulnerability Details : CVE-2021-3426

There's a flaw in Python 3's pydoc. A local or adjacent attacker who discovers or is able to convince another local or adjacent user to start a pydoc server could access the server and use it to disclose sensitive information belonging to the other user that they would not normally be able to access. The highest risk of this flaw is to data confidentiality. This flaw affects Python versions before 3.8.9, Python versions before 3.9.3 and Python versions before 3.10.0a7.
Publish Date : 2021-05-20 Last Update Date : 2021-10-20
Search Twitter   Search YouTube   Search Google

- CVSS Scores & Vulnerability Types

CVSS Score
2.7
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication ???
Gained Access None
Vulnerability Type(s) Obtain Information
CWE ID 200

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2021:4160: python39:3.9 and python39-devel:3.9 security update (Moderate) oval:com.redhat.rhsa:def:20214160 unix
RHSA-2021:4162: python38:3.8 and python38-devel:3.8 security update (Moderate) oval:com.redhat.rhsa:def:20214162 unix
RHSA-2021:4399: python3 security update (Moderate) oval:com.redhat.rhsa:def:20214399 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2021-3426

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
2 OS Fedoraproject Fedora 32 * * * Version Details Vulnerabilities
3 OS Fedoraproject Fedora 33 * * * Version Details Vulnerabilities
4 OS Fedoraproject Fedora 34 * * * Version Details Vulnerabilities
5 Application Python Python * * * * Version Details Vulnerabilities
6 Application Python Python 3.10.0 Alpha5 * * Version Details Vulnerabilities
7 Application Python Python 3.10.0 Alpha6 * * Version Details Vulnerabilities
8 Application Python Python 3.10.0 Alpha1 * * Version Details Vulnerabilities
9 Application Python Python 3.10.0 Alpha2 * * Version Details Vulnerabilities
10 Application Python Python 3.10.0 Alpha3 * * Version Details Vulnerabilities
11 Application Python Python 3.10.0 Alpha4 * * Version Details Vulnerabilities
12 OS Redhat Enterprise Linux 8.0 * * * Version Details Vulnerabilities
13 Application Redhat Software Collections - * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Fedoraproject Fedora 3
Python Python 7
Redhat Enterprise Linux 1
Redhat Software Collections 1

- References For CVE-2021-3426

https://security.netapp.com/advisory/ntap-20210629-0003/ CONFIRM
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LM5V4VPLBHBEASSAROYPSHXGXGGPHNOE/
FEDORA FEDORA-2021-a26257ccf5
https://lists.debian.org/debian-lts-announce/2021/04/msg00005.html
MLIST [debian-lts-announce] 20210405 [SECURITY] [DLA 2619-1] python3.5 security update
https://security.gentoo.org/glsa/202104-04
GENTOO GLSA-202104-04
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VPX7Y5GQDNB4FJTREWONGC4ZSVH7TGHF/
FEDORA FEDORA-2021-2ab6f060d9
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QNGAFMPIYIVJ47FCF2NK2PIX22HUG35B/
FEDORA FEDORA-2021-067c9deff1
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/25HVHLBGO2KNPXJ3G426QEYSSCECJDU5/
FEDORA FEDORA-2021-a311bf10d4
https://bugzilla.redhat.com/show_bug.cgi?id=1935913
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/BF2K7HEWADHN6P52R3QLIOX27U3DJ4HI/
FEDORA FEDORA-2021-0a8f3ffbc0
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DQYPUKLLBOZMKFPO7RD7CENTXHUUEUV7/
FEDORA FEDORA-2021-1769a23935
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/N6VXJZSZ6N64AILJX4CTMACYGQGHHD5C/
FEDORA FEDORA-2021-b6b6093b3a
https://www.oracle.com/security-alerts/cpuoct2021.html

- Metasploit Modules Related To CVE-2021-3426

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site. OVAL is a registered trademark of The MITRE Corporation and the authoritative source of OVAL content is MITRE's OVAL web site.
Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.