Denial of service in MediaArea ZenLib



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-36646
CWE-ID CWE-476
Exploitation vector Network
Public exploit N/A
Vulnerable software
 ZenLib
Other software / Other software solutions

Vendor MediaArea

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) NULL pointer dereference

EUVDB-ID: #VU75610

Risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-36646

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error within the Ztring::Date_From_Seconds_1970_Local() function of the file Source/ZenLib/Ztring.cpp. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

ZenLib: 0.3.2.5 - 0.4.38

CPE2.3 External links

https://github.com/MediaArea/ZenLib/releases/tag/v0.4.39
https://vuldb.com/?ctiid.217629
https://vuldb.com/?id.217629
https://github.com/MediaArea/ZenLib/commit/6475fcccd37c9cf17e0cfe263b5fe0e2e47a8408
https://github.com/MediaArea/ZenLib/pull/119


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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