Information disclosure in Netty



Published: 2022-05-09
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-24823
CWE-ID CWE-378
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Netty
Universal components / Libraries / Libraries used by multiple products

Vendor Netty project

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Creation of Temporary File With Insecure Permissions

EUVDB-ID: #VU62849

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-24823

CWE-ID: CWE-378 - Creation of Temporary File With Insecure Permissions

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to usage of insecure permissions for temporary files. A local user can view contents of temporary files and gain access to sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Netty: 4.0.0 - 4.1.76

External links

http://github.com/netty/netty/commit/185f8b2756a36aaa4f973f1a2a025e7d981823f1
http://github.com/netty/netty/security/advisories/GHSA-269q-hmxg-m83q


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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