CVE-2020-28948

Public Exploit

Description

Archive_Tar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 72.66% Top 5%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory debian.org Vendor Advisory gentoo.org Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/pear/Archive_Tar/issues/33 issue tracking exploit third party advisory
https://www.drupal.org/sa-core-2020-013 third party advisory
https://lists.debian.org/debian-lts-announce/2020/11/msg00045.html third party advisory mailing list
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V35LBRM6HBCXBVCITKQ4UEBTXO2EG7B/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NBYZSHYTIOBK6V7C4N7TP6KIKCRKLVWP/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWM4CTMEGAC4I2CHYNJVSROY4CVXVEUT/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5KSFM672XW3X6BR7TVKRD63SLZGKK437/ vendor advisory
https://www.debian.org/security/2020/dsa-4817 third party advisory vendor advisory
https://security.gentoo.org/glsa/202101-23 third party advisory vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-28948?
CVE-2020-28948 has been scored as a high severity vulnerability.
How to fix CVE-2020-28948?
To fix CVE-2020-28948, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-28948 being actively exploited in the wild?
It is possible that CVE-2020-28948 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~73% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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