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CVE-2020-7068

MEDIUM
Published 2020-09-09T17:58:42.837584Z
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Expert Analysis

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CVSS Score

V3.1
4.8
/10
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Base Score Metrics
Exploitability: N/A Impact: N/A

EPSS Score

v2025.03.14
0.012
probability
of exploitation in the wild

There is a 1.2% chance that this vulnerability will be exploited in the wild within the next 30 days.

Updated: 2025-06-25
Exploit Probability
Percentile: 0.776
Higher than 77.6% of all CVEs

Attack Vector Metrics

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED

Impact Metrics

Confidentiality
LOW
Integrity
NONE
Availability
LOW

Description

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.

Available Exploits

No exploits available for this CVE.

Related News

No news articles found for this CVE.

Affected Products

PHP Group

PHP

Affected Versions:

7.3.x 7.4.x 7.2.x

GitHub Security Advisories

Community-driven vulnerability intelligence from GitHub

⚠ Unreviewed MODERATE

GHSA-vc9g-5348-gqwv

Advisory Details

In PHP versions 7.2.x below 7.3.21, 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.

CVSS Scoring

CVSS Score

5.0

CVSS Vector

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

References

ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2020-7068
WEB https://bugs.php.net/bug.php?id=79797
WEB https://security.gentoo.org/glsa/202009-10
WEB https://security.netapp.com/advisory/ntap-20200918-0005
WEB https://www.debian.org/security/2021/dsa-4856
WEB https://www.tenable.com/security/tns-2021-14

Advisory provided by GitHub Security Advisory Database. Published: May 24, 2022, Modified: July 2, 2022

References

https://bugs.php.net/bug.php?id=79797
https://security.gentoo.org/glsa/202009-10
https://security.netapp.com/advisory/ntap-20200918-0005/
https://www.debian.org/security/2021/dsa-4856
https://www.tenable.com/security/tns-2021-14

HackerOne Reports

Use after free vulnerability in phar_parse_zipfile Medium
grigoritchy
Internet Bug Bounty
Use After Free
View Report
Published: 2020-09-09T17:58:42.837584Z
Last Modified: 2024-09-17T00:36:03.824Z
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