CVE-2021-42771: Path Traversal
First published: Wed Apr 28 2021(Updated: )
A flaw was found in python-babel. A path traversal vulnerability was found in how locale data files are checked and loaded within python-babel, allowing a local attacker to trick an application that uses python-babel to load a file outside of the intended locale directory. The highest threat from this vulnerability is to data confidentiality and integrity as well as service availability.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/babel | <0:2.5.1-7.el8 | 0:2.5.1-7.el8 |
| redhat/python27-babel | <0:0.9.6-10.el7 | 0:0.9.6-10.el7 |
| redhat/python27-python | <0:2.7.18-3.el7 | 0:2.7.18-3.el7 |
| redhat/python27-python-jinja2 | <0:2.6-16.el7 | 0:2.6-16.el7 |
| redhat/python27-python-pygments | <0:1.5-5.el7 | 0:1.5-5.el7 |
| redhat/rh-python38-babel | <0:2.7.0-12.el7 | 0:2.7.0-12.el7 |
| redhat/rh-python38-python | <0:3.8.11-2.el7 | 0:3.8.11-2.el7 |
| redhat/rh-python38-python-cryptography | <0:2.8-5.el7 | 0:2.8-5.el7 |
| redhat/rh-python38-python-jinja2 | <0:2.10.3-6.el7 | 0:2.10.3-6.el7 |
| redhat/rh-python38-python-lxml | <0:4.4.1-7.el7 | 0:4.4.1-7.el7 |
| redhat/rh-python38-python-pip | <0:19.3.1-2.el7 | 0:19.3.1-2.el7 |
| redhat/rh-python38-python-urllib3 | <0:1.25.7-7.el7 | 0:1.25.7-7.el7 |
| debian/python-babel | 2.6.0+dfsg.1-1+deb10u1 2.8.0+dfsg.1-7 2.10.3-1 2.10.3-2 | |
| debian/python-babel | <=2.6.0+dfsg.1-1<=2.8.0+dfsg.1-6 | 2.8.0+dfsg.1-7 2.6.0+dfsg.1-1+deb10u1 |
| Pocoo Babel | <2.9.1 | |
| Debian Debian Linux | =10.0 | |
| pip/babel | <2.9.1 | 2.9.1 |
| IBM QRadar SIEM | <=7.5 - 7.5.0 UP9 IF03 | |
| IBM QRadar Incident Forensics | <=7.5 - 7.5.0 UP9 IF03 | |
| Debian | =10.0 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2021-42771 https://nvd.nist.gov/vuln/detail/CVE-2021-42771 https://www.tenable.com/security/research/tra-2021-14
- https://bugzilla.redhat.com/show_bug.cgi?id=1955615
- https://access.redhat.com/errata/RHSA-2021:4151
- https://access.redhat.com/errata/RHSA-2021:4162
- https://access.redhat.com/errata/RHSA-2021:4201
- https://access.redhat.com/errata/RHSA-2021:3252
- https://access.redhat.com/errata/RHSA-2021:3254
- https://access.redhat.com/security/cve/CVE-2021-42771
- https://www.tenable.com/security/research/tra-2021-14
- https://github.com/python-babel/babel/pull/782
- https://security-tracker.debian.org/tracker/CVE-2021-42771
- https://security-tracker.debian.org/tracker/CVE-2021-20095
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20095
- https://salsa.debian.org/python-team/packages/python-babel/-/commit/7a22536fc864f769e2d2f16b112469a66c17987d
- https://bugs.debian.org/987824
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=987824
- https://lists.debian.org/debian-lts-announce/2021/10/msg00018.html
- https://lists.debian.org/debian-lts/2021/10/msg00040.html
- https://www.debian.org/security/2021/dsa-5018
- https://nvd.nist.gov/vuln/detail/CVE-2021-42771
- https://github.com/python-babel/babel/commit/412015ef642bfcc0d8ba8f4d05cdbb6aac98d9b3
- https://github.com/advisories/GHSA-h4m5-qpfp-3mpv (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/babel/PYSEC-2021-421.yaml
- https://www.ibm.com/support/pages/node/7173420 (Advisory)
Parent vulnerabilities
(Appears in the following advisories)
- collector/redhat-cve
- collector/security-tracker-debian
- collector/debian-bugs
- alias/CVE-2021-42771
- agent/type
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/severity
- agent/weakness
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-h4m5-qpfp-3mpv
- agent/software-canonical-lookup
- agent/author
- agent/event
- collector/github-advisory
- agent/last-modified-date
- agent/trending
- collector/ibm-support
- source/IBM
- agent/references
- agent/source
- agent/description
- agent/tags
- agent/softwarecombine
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/nvd-api
- source/NVD
- collector/nvd-cve
- package-manager/redhat
- package-manager/debian
- package-manager/pip
- vendor/ibm
- canonical/ibm qradar siem
- version/ibm qradar siem/7.5 - 7.5.0 up9 if03
- canonical/ibm qradar incident forensics
- version/ibm qradar incident forensics/7.5 - 7.5.0 up9 if03
- vendor/pocoo
- canonical/pocoo babel
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/10.0