Debian update for syslog-ng



Published: 2023-03-06
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-38725
CWE-ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Debian Linux
Operating systems & Components / Operating system

syslog-ng (Debian package)
Operating systems & Components / Operating system package or component

Vendor Debian

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU72142

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-38725

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

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

The vulnerability exists due to integer overflow in the RFC3164 parser. A remote attacker can send specially crafted data to the service, trigger an integer overflow and perform a denial of service (DoS) attack.

Mitigation

Update syslog-ng package to version 3.28.1-2+deb11u1.

Vulnerable software versions

Debian Linux: All versions

syslog-ng (Debian package): before 3.28.1-2+deb11u1

External links

http://www.debian.org/security/2023/dsa-5369


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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