Vulnerability Description
Archive_Tar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Php | Archive Tar | < 1.4.11 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 32 |
| Drupal | Drupal | >= 7.0, < 7.75 |
Related Weaknesses (CWE)
References
- https://github.com/pear/Archive_Tar/issues/33ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00045.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202101-23Third Party Advisory
- https://www.debian.org/security/2020/dsa-4817Third Party Advisory
- https://www.drupal.org/sa-core-2020-013Third Party Advisory
- https://github.com/pear/Archive_Tar/issues/33ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00045.htmlMailing ListThird Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
FAQ
What is CVE-2020-28948?
CVE-2020-28948 is a vulnerability with a CVSS score of 7.8 (HIGH). Archive_Tar through 1.4.10 allows an unserialization attack because phar: is blocked but PHAR: is not blocked.
How severe is CVE-2020-28948?
CVE-2020-28948 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-28948?
Check the references section above for vendor advisories and patch information. Affected products include: Php Archive Tar, Debian Debian Linux, Fedoraproject Fedora, Drupal Drupal.