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CVE-2020-36646— MediaArea ZenLib Ztring.cpp Date_From_Seconds_1970_Local unknown vulnerability

Quick assessment

Affected
MediaArea ZenLib
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

ZenLib是MediaArea开源的一个小型 C++ 派生类。 MediaArea ZenLib 0.4.38 之前版本存在代码问题漏洞，该漏洞源于文件 Source/ZenLib/Ztring.cpp 的函数 Ztring::Date_From_Seconds_1970_Local，参数 Value 的操作导致未经检查的返回值到空指针取消引用。

CVSS 3.5 · Low EPSS 1.18% · P67

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2020-36646

Vulnerability Information
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Vulnerability Title
MediaArea ZenLib Ztring.cpp Date_From_Seconds_1970_Local unknown vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability classified as problematic has been found in MediaArea ZenLib up to 0.4.38. This affects the function Ztring::Date_From_Seconds_1970_Local of the file Source/ZenLib/Ztring.cpp. The manipulation of the argument Value leads to unchecked return value to null pointer dereference. Upgrading to version 0.4.39 is able to address this issue. The identifier of the patch is 6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408. It is recommended to upgrade the affected component. The identifier VDB-217629 was assigned to this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
未检查返回值导致空指针解引用
Source: CVE Program / CVE List V5
Vulnerability Title
ZenLib 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ZenLib是MediaArea开源的一个小型 C++ 派生类。 MediaArea ZenLib 0.4.38 之前版本存在代码问题漏洞，该漏洞源于文件 Source/ZenLib/Ztring.cpp 的函数 Ztring::Date_From_Seconds_1970_Local，参数 Value 的操作导致未经检查的返回值到空指针取消引用。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
MediaArea ZenLib 0.4.0 -

II. Public POCs for CVE-2020-36646

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III. Intelligence Information for CVE-2020-36646

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Patches & Fixes for CVE-2020-36646 (2)

Vendor Advisories for CVE-2020-36646 (2)

Other References for CVE-2020-36646 (1)

IV. Related Vulnerabilities

Same vendor: MediaArea
Same weakness: CWE-690

V. Comments for CVE-2020-36646

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