CVE-2020-28948
First published: Thu Nov 19 2020(Updated: )
Archive_Tar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/php-pear | <1:1.9.4-23.el7_9 | 1:1.9.4-23.el7_9 |
| Php Archive Tar | <1.4.11 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 | |
| Drupal Drupal | >=7.0<7.75 | |
| Drupal Drupal | >=8.0.0<8.9.10 | |
| Drupal Drupal | >=8.8.0<8.8.12 | |
| Drupal Drupal | >=9.0.0<9.0.9 | |
| redhat/Archive_Tar | <1.4.11 | 1.4.11 |
| debian/php-pear | 1:1.10.12+submodules+notgz+20210212-1 1:1.10.13+submodules+notgz+2022032202-2 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2020-28948 https://nvd.nist.gov/vuln/detail/CVE-2020-28948
- https://bugzilla.redhat.com/show_bug.cgi?id=1904001
- https://access.redhat.com/errata/RHSA-2022:7340
- https://access.redhat.com/errata/RHSA-2022:6542
- https://access.redhat.com/errata/RHSA-2022:6541
- https://access.redhat.com/security/cve/CVE-2020-28948
- https://github.com/pear/Archive_Tar/issues/33
- https://lists.debian.org/debian-lts-announce/2020/11/msg00045.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4V35LBRM6HBCXBVCITKQ4UEBTXO2EG7B/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NBYZSHYTIOBK6V7C4N7TP6KIKCRKLVWP/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
- https://security.gentoo.org/glsa/202101-23
- https://www.debian.org/security/2020/dsa-4817
- https://www.drupal.org/sa-core-2020-013
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1904002
- https://github.com/pear/Archive_Tar/commit/0670a05fdab997036a3fc3ef113b8f5922e574da
- https://access.redhat.com/security/cve/cve-2020-28948
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V35LBRM6HBCXBVCITKQ4UEBTXO2EG7B/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NBYZSHYTIOBK6V7C4N7TP6KIKCRKLVWP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
- https://launchpad.net/bugs/cve/CVE-2020-28948
- https://security-tracker.debian.org/tracker/CVE-2020-28948
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-28948
- https://nvd.nist.gov/vuln/detail/CVE-2020-28948
- https://ubuntu.com/security/CVE-2020-28948
Parent vulnerabilities
(Appears in the following advisories)
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2020-28948.
What is the severity of CVE-2020-28948?
The severity of CVE-2020-28948 is high, with a severity value of 7.8.
Which software is affected by CVE-2020-28948?
The software affected by CVE-2020-28948 includes Archive_Tar versions up to 1.4.10, php-pear versions up to 1:1.9.4-23.el7_9, and certain versions of Drupal, Debian, and Fedora.
How can I fix CVE-2020-28948?
To fix CVE-2020-28948, update to Archive_Tar version 1.4.11 or later, php-pear version 1:1.9.4-23.el7_9 or later, or the specified patched versions of Drupal, Debian, and Fedora.
Where can I find more information about CVE-2020-28948?
You can find more information about CVE-2020-28948 at the following references: [link1], [link2], [link3].
- collector/redhat-cve
- agent/type
- agent/first-publish-date
- collector/nvd-index
- agent/software-canonical-lookup
- agent/severity
- agent/weakness
- collector/redhat-bugzilla
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- alias/CVE-2020-28948
- collector/mitre-cve
- source/MITRE
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- agent/author
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- source/Ubuntu
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- vendor/php
- canonical/php archive tar
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- version/debian debian linux/10.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/32
- version/fedoraproject fedora/33
- version/fedoraproject fedora/34
- version/fedoraproject fedora/35
- vendor/drupal
- canonical/drupal drupal
- version/drupal drupal/7.0
- version/drupal drupal/8.0.0
- version/drupal drupal/8.8.0
- version/drupal drupal/9.0.0
- package-manager/debian