OpenSUSE Linux update for dhcp



Published: 2019-10-20
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-6470
CWE-ID CWE-20
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU20341

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-6470

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to a double deletion issue of released addresses in the DHCPv6 code. A remote non-authenticated attacker can send specially crafted DHCP message to the affected system and perform denial of service attack.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 15.0

CPE2.3 External links

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00049.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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



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