Vulnerability Report

CVE-2020-7060

Title: PHP mbstring buffer over-read

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2020-7060.

CWE Category CWE-125
Published Date Feb 10, 2020
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 6.5 CVSS v3.1
Exploit Probability (EPSS)
6.40%

Vulnerability Summary

CVE-2020-7060: When using certain mbstring functions to convert multibyte encodings, in PHP versions 7.2.x below 7.2.27, 7.3.x below 7.3.14 and 7.4.x below 7.4.2 it is possible to supply data that will cause function mbfl_filt_conv_big5_wchar to read past the allocated buffer. This may lead to information disclosure or crash.

Impacted Vendors

P
php 1
P
php_group 1
O
oracle 1
T
tenable 1

Reference Links

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html https://bugs.php.net/bug.php?id=79037 https://lists.debian.org/debian-lts-announce/2020/02/msg00030.html https://seclists.org/bugtraq/2020/Feb/27 https://seclists.org/bugtraq/2020/Feb/31 https://seclists.org/bugtraq/2021/Jan/3 https://security.gentoo.org/glsa/202003-57 https://security.netapp.com/advisory/ntap-20200221-0002/ https://usn.ubuntu.com/4279-1/ https://www.debian.org/security/2020/dsa-4626 https://www.debian.org/security/2020/dsa-4628 https://www.oracle.com/security-alerts/cpuApr2021.html https://www.oracle.com/security-alerts/cpujul2020.html https://www.tenable.com/security/tns-2021-14 http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00023.html https://bugs.php.net/bug.php?id=79037 https://lists.debian.org/debian-lts-announce/2020/02/msg00030.html https://seclists.org/bugtraq/2020/Feb/27 https://seclists.org/bugtraq/2020/Feb/31 https://seclists.org/bugtraq/2021/Jan/3 https://security.gentoo.org/glsa/202003-57 https://security.netapp.com/advisory/ntap-20200221-0002/ https://usn.ubuntu.com/4279-1/ https://www.debian.org/security/2020/dsa-4626 https://www.debian.org/security/2020/dsa-4628 https://www.oracle.com/security-alerts/cpuApr2021.html https://www.oracle.com/security-alerts/cpujul2020.html https://www.tenable.com/security/tns-2021-14
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L
CVSS v3.1
Source Entity [email protected]
Severity CRITICAL
9.1
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
6.4
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:L/Au:N/C:P/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-7060 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Affected Stack

No specific products linked.