VDB-79969 · CVE-2015-6018 · VU#870744

ZyXEL PMG5318-B20A up to 1.00 diagnostic-ping PingIPAddr access control

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.2	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in ZyXEL PMG5318-B20A up to 1.00. Affected is an unknown function of the component diagnostic-ping. This manipulation of the argument PingIPAddr causes access control. The identification of this vulnerability is CVE-2015-6018. Furthermore, there is an exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability has been found in ZyXEL PMG5318-B20A up to 1.00 (Router Operating System) and classified as critical. Affected by this vulnerability is an unknown functionality of the component diagnostic-ping. The manipulation of the argument PingIPAddr with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The diagnostic-ping implementation on ZyXEL PMG5318-B20A devices with firmware before 1.00(AANC.2)C0 allows remote attackers to execute arbitrary commands via the PingIPAddr parameter.

The weakness was shared 12/31/2015 (Website). The advisory is shared at kb.cert.org. This vulnerability is known as CVE-2015-6018 since 08/14/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known. MITRE ATT&CK project uses the attack technique T1068 for this issue.

A public exploit has been developed by Karn Ganeshen and been published before and not just after the advisory. It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 78 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 1.00(AANC.2)C0 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Exploit-DB (38455). The entries VDB-79967, VDB-79968, VDB-79970 and VDB-79971 are related to this item. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Router Operating System

Vendor

ZyXEL

Name

PMG5318-B20A

Version

1.00

License

commercial

Website

Vendor: https://www.zyxel.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.2

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Karn Ganeshen
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: PMG5318-B20A 1.00(AANC.2)C0

Timelineinfo

08/14/2015 🔍
10/14/2015 +61 days 🔍
10/14/2015 +0 days 🔍
12/31/2015 +78 days 🔍
12/31/2015 +0 days 🔍
01/02/2016 +2 days 🔍
12/07/2024 +3262 days 🔍

Sourcesinfo

Vendor: zyxel.com

Advisory: kb.cert.org
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6018 (🔍)
GCVE (CVE): GCVE-0-2015-6018
GCVE (VulDB): GCVE-100-79969
CERT: 🔍
SecurityTracker: 1034553

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/02/2016 17:40
Updated: 12/07/2024 19:14
Changes: 01/02/2016 17:40 (60), 05/25/2018 10:17 (9), 07/02/2022 01:09 (4), 08/29/2024 19:39 (14), 12/07/2024 19:14 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.