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CVE-2020-28949: PEAR Archive_Tar Deserialization of Untrusted Data Vulnerability

High · CVSS 7.8 (CVSS 3.1)KEV known exploitedEPSS 84.6%, 100th percentilePublished Updated Assigner: mitre

In CISA’s Known Exploited Vulnerabilities catalog: PEAR Archive_Tar Deserialization of Untrusted Data Vulnerability.

Added , federal remediation due . Known ransomware use: Unknown.

Required action: Apply updates per vendor instructions.

Description

Archive_Tar through 1.4.10 has :// filename sanitization only to address phar attacks, and thus any other stream-wrapper attack (such as file:// to overwrite files) can still succeed.

Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Status incidents that name it

No tracked status incident names this CVE.

Affected vendors and products

PEAR: Archive_Tar

References

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