Data Handling in GNU Glibc



Published: 2019-04-10 | Updated: 2020-07-17
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2006-7254
CWE-ID CWE-19
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Glibc
Universal components / Libraries / Libraries used by multiple products

Vendor GNU

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Data Handling

EUVDB-ID: #VU31119

Risk: Low

CVSSv3.1: 4.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2006-7254

CWE-ID: CWE-19 - Data Handling

Exploit availability: No

Description

The vulnerability allows a local authenticated user to perform a denial of service (DoS) attack.

The nscd daemon in the GNU C Library (glibc) before version 2.5 does not close incoming client sockets if they cannot be handled by the daemon, allowing local users to carry out a denial of service attack on the daemon.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Glibc: 2.0 - 2.4

External links

http://sourceware.org/bugzilla/show_bug.cgi?id=2498


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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