Ubuntu update for nginx



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-7347
CWE-ID CWE-125
Exploitation vector Network
Public exploit N/A
Vulnerable software
Ubuntu
Operating systems & Components / Operating system

nginx (Ubuntu package)
Operating systems & Components / Operating system package or component

nginx-common (Ubuntu package)
Operating systems & Components / Operating system package or component

nginx-light (Ubuntu package)
Operating systems & Components / Operating system package or component

nginx-full (Ubuntu package)
Operating systems & Components / Operating system package or component

nginx-core (Ubuntu package)
Operating systems & Components / Operating system package or component

nginx-extras (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Out-of-bounds read

EUVDB-ID: #VU96020

Risk: Medium

CVSSv3.1: 5.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-7347

CWE-ID: CWE-125 - Out-of-bounds read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition within the ngx_http_mp4_module when reading mp4 files. A remote attacker can pass a specially crafted file to the web server, trigger an out-of-bounds read error and perform a denial of service (DoS) attack.

Successful exploitation of the vulnerability requires that the server is built with the ngx_http_mp4_module and the "mp4" directive is used in the configuration file.

Mitigation

Update the affected package nginx to the latest version.

Vulnerable software versions

Ubuntu: 14.04

nginx (Ubuntu package): before Ubuntu Pro (Infra-only)

nginx-common (Ubuntu package): before Ubuntu Pro (Infra-only)

nginx-light (Ubuntu package): before Ubuntu Pro (Infra-only)

nginx-full (Ubuntu package): before Ubuntu Pro (Infra-only)

nginx-core (Ubuntu package): before Ubuntu Pro (Infra-only)

nginx-extras (Ubuntu package): before Ubuntu Pro (Infra-only)

CPE2.3 External links

http://ubuntu.com/security/notices/USN-7014-3


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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