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Vulnerability Details :

CVE-2020-7068

Summary
Assigner-php
Assigner Org ID-dd77f84a-d19a-4638-8c3d-a322d820ed2b
Published At-09 Sep, 2020 | 17:58
Updated At-17 Sep, 2024 | 00:36
Rejected At-
Credits

Use of freed hash key in the phar_parse_zipfile function

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:php
Assigner Org ID:dd77f84a-d19a-4638-8c3d-a322d820ed2b
Published At:09 Sep, 2020 | 17:58
Updated At:17 Sep, 2024 | 00:36
Rejected At:
▼CVE Numbering Authority (CNA)
Use of freed hash key in the phar_parse_zipfile function

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.

Affected Products
Vendor
The PHP GroupPHP Group
Product
PHP
Versions
Affected
  • From 7.3.x before 7.3.21 (custom)
  • From 7.4.x before 7.4.9 (custom)
  • From 7.2.x before 7.2.33 (custom)
Problem Types
TypeCWE IDDescription
CWECWE-416CWE-416 Use After Free
Type: CWE
CWE ID: CWE-416
Description: CWE-416 Use After Free
Metrics
VersionBase scoreBase severityVector
3.14.8MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Version: 3.1
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations

phar extension must be enabled

Workarounds
Exploits
Credits
grigoritchy at gmail dot com
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://bugs.php.net/bug.php?id=79797
x_refsource_MISC
https://security.gentoo.org/glsa/202009-10
vendor-advisory
x_refsource_GENTOO
https://security.netapp.com/advisory/ntap-20200918-0005/
x_refsource_CONFIRM
https://www.debian.org/security/2021/dsa-4856
vendor-advisory
x_refsource_DEBIAN
https://www.tenable.com/security/tns-2021-14
x_refsource_CONFIRM
Hyperlink: https://bugs.php.net/bug.php?id=79797
Resource:
x_refsource_MISC
Hyperlink: https://security.gentoo.org/glsa/202009-10
Resource:
vendor-advisory
x_refsource_GENTOO
Hyperlink: https://security.netapp.com/advisory/ntap-20200918-0005/
Resource:
x_refsource_CONFIRM
Hyperlink: https://www.debian.org/security/2021/dsa-4856
Resource:
vendor-advisory
x_refsource_DEBIAN
Hyperlink: https://www.tenable.com/security/tns-2021-14
Resource:
x_refsource_CONFIRM
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://bugs.php.net/bug.php?id=79797
x_refsource_MISC
x_transferred
https://security.gentoo.org/glsa/202009-10
vendor-advisory
x_refsource_GENTOO
x_transferred
https://security.netapp.com/advisory/ntap-20200918-0005/
x_refsource_CONFIRM
x_transferred
https://www.debian.org/security/2021/dsa-4856
vendor-advisory
x_refsource_DEBIAN
x_transferred
https://www.tenable.com/security/tns-2021-14
x_refsource_CONFIRM
x_transferred
Hyperlink: https://bugs.php.net/bug.php?id=79797
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://security.gentoo.org/glsa/202009-10
Resource:
vendor-advisory
x_refsource_GENTOO
x_transferred
Hyperlink: https://security.netapp.com/advisory/ntap-20200918-0005/
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: https://www.debian.org/security/2021/dsa-4856
Resource:
vendor-advisory
x_refsource_DEBIAN
x_transferred
Hyperlink: https://www.tenable.com/security/tns-2021-14
Resource:
x_refsource_CONFIRM
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security@php.net
Published At:09 Sep, 2020 | 18:15
Updated At:01 Jul, 2022 | 12:18

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.13.6LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L
Secondary3.14.8MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Primary2.03.3LOW
AV:L/AC:M/Au:N/C:P/I:N/A:P
Type: Primary
Version: 3.1
Base score: 3.6
Base severity: LOW
Vector:
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:L
Type: Secondary
Version: 3.1
Base score: 4.8
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Type: Primary
Version: 2.0
Base score: 3.3
Base severity: LOW
Vector:
AV:L/AC:M/Au:N/C:P/I:N/A:P
CPE Matches
The PHP Group
php
>>php>>Versions from 7.2.0(inclusive) to 7.2.33(exclusive)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
The PHP Group
php
>>php>>Versions from 7.3.0(inclusive) to 7.3.21(exclusive)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
The PHP Group
php
>>php>>Versions from 7.4.0(inclusive) to 7.4.9(exclusive)
cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
Debian GNU/Linux
debian
>>debian_linux>>10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Tenable, Inc.
tenable
>>tenable.sc>>Versions before 5.19.0(exclusive)
cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-416Primarynvd@nist.gov
CWE-416Secondarysecurity@php.net
CWE ID: CWE-416
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-416
Type: Secondary
Source: security@php.net
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://bugs.php.net/bug.php?id=79797security@php.net
Exploit
Mailing List
Patch
Vendor Advisory
https://security.gentoo.org/glsa/202009-10security@php.net
Third Party Advisory
https://security.netapp.com/advisory/ntap-20200918-0005/security@php.net
Third Party Advisory
https://www.debian.org/security/2021/dsa-4856security@php.net
Third Party Advisory
https://www.tenable.com/security/tns-2021-14security@php.net
Patch
Third Party Advisory
Hyperlink: https://bugs.php.net/bug.php?id=79797
Source: security@php.net
Resource:
Exploit
Mailing List
Patch
Vendor Advisory
Hyperlink: https://security.gentoo.org/glsa/202009-10
Source: security@php.net
Resource:
Third Party Advisory
Hyperlink: https://security.netapp.com/advisory/ntap-20200918-0005/
Source: security@php.net
Resource:
Third Party Advisory
Hyperlink: https://www.debian.org/security/2021/dsa-4856
Source: security@php.net
Resource:
Third Party Advisory
Hyperlink: https://www.tenable.com/security/tns-2021-14
Source: security@php.net
Resource:
Patch
Third Party Advisory

Change History

0
Information is not available yet

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