VDB-119622 · CVE-2018-9859 · GCVE-0-2018-9859

NAVER Whale up to 1.0.40.6 Update Service Persistent 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.
7.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in NAVER Whale up to 1.0.40.6. It has been declared as critical. This affects an unknown function of the component Update Service. The manipulation results in access control (Persistent). This vulnerability is reported as CVE-2018-9859. The attack requires a local approach. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in NAVER Whale up to 1.0.40.6. Affected is some unknown processing of the component Update Service. The manipulation with an unknown input leads to a access control vulnerability (Persistent). CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

The path of Whale update service was unquoted in NAVER Whale before 1.0.40.7. This vulnerability can be used for persistent privilege escalation if it's available to create an executable file with System privilege by other vulnerable applications.

The bug was discovered 04/09/2018. The weakness was disclosed 06/16/2018 (Website). The advisory is available at cve.naver.com. This vulnerability is traded as CVE-2018-9859 since 04/09/2018. Local access is required to approach this attack. Required for exploitation is a authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 67 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 1.0.40.7 eliminates this vulnerability.

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Productinfo

Vendor

NAVER

Name

Whale

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.9
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Whale 1.0.40.7

Timelineinfo

04/09/2018 🔍
04/09/2018 +0 days 🔍
06/15/2018 +66 days 🔍
06/16/2018 +1 days 🔍
06/17/2018 +1 days 🔍
02/19/2020 +612 days 🔍

Sourcesinfo

Advisory: cve.naver.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-9859 (🔍)
GCVE (CVE): GCVE-0-2018-9859
GCVE (VulDB): GCVE-100-119622

Entryinfo

Created: 06/17/2018 09:23
Updated: 02/19/2020 21:47
Changes: 06/17/2018 09:23 (59), 02/19/2020 21:47 (2)
Complete: 🔍
Cache ID: 216:EF4:103