Remote code execution in libebml



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-52339
CWE-ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
 libebml
Other software / Other software solutions

Vendor www.matroska.org

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU86053

Risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-52339

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in MemIOCallback.cpp. A remote attacker can pass specially crafted data to the application, trigger an integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

libebml: 1.4.0 - 1.4.4

CPE2.3 External links

https://github.com/Matroska-Org/libebml/issues/147
https://github.com/Matroska-Org/libebml/pull/148
https://github.com/Matroska-Org/libebml/blob/v1.x/NEWS.md
https://github.com/Matroska-Org/libebml/compare/release-1.4.4...release-1.4.5
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BJUXVOIRWPP7OFYUKQZDNJTSLWCPIZBH/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XNANFT4P6KL4WDQ3TV6QQ44NSC7WKLAB/


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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