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CVE-2020-7068

Good to know:

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Date: September 9, 2020

In PHP versions 7.2.x below 7.2.33, 7.3.x below 7.3.21 and 7.4.x below 7.4.9, while processing PHAR files using phar extension, phar_parse_zipfile could be tricked into accessing freed memory, which could lead to a crash or information disclosure.

Language: C

Severity Score

Related Resources (11)

https://security.alpinelinux.org/vuln/CVE-2020-7068
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-7068
https://access.redhat.com/security/cve/CVE-2020-7068
https://nvd.nist.gov/vuln/detail/CVE-2020-7068
https://security-tracker.debian.org/tracker/CVE-2020-7068
https://www.tenable.com/security/tns-2021-14
https://security.gentoo.org/glsa/202009-10
https://www.debian.org/security/2021/dsa-4856
https://bugs.php.net/bug.php?id=79797
https://security.netapp.com/advisory/ntap-20200918-0005/
https://www.mend.io/vulnerability-database/CVE-2020-7068

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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