SKCertService up to 2.5.5 DLL 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 (≈)
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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.
7.5$0-$5k0.00

Summaryinfo

A vulnerability was found in SKCertService up to 2.5.5. It has been classified as critical. This affects the function SKCertService of the component DLL Handler. Performing a manipulation results in access control. This vulnerability is identified as CVE-2018-5202. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in SKCertService up to 2.5.5. It has been classified as critical. This affects the function SKCertService of the component DLL Handler. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

SKCertService 2.5.5 and earlier contains a vulnerability that could allow remote attacker to execute arbitrary code. This vulnerability exists due to the way .dll files are loaded by SKCertService. It allows an attacker to load a .dll of the attacker's choosing that could execute arbitrary code without the user's knowledge.

The bug was discovered 12/21/2018. The weakness was released 12/21/2018 (Website). The advisory is shared at boho.or.kr. This vulnerability is uniquely identified as CVE-2018-5202 since 01/03/2018. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/03/2018 🔍
12/21/2018 +352 days 🔍
12/21/2018 +0 days 🔍
12/21/2018 +0 days 🔍
12/22/2018 +1 days 🔍
04/23/2020 +488 days 🔍

Sourcesinfo

Advisory: boho.or.kr
Status: Not defined

CVE: CVE-2018-5202 (🔍)
GCVE (CVE): GCVE-0-2018-5202
GCVE (VulDB): GCVE-100-128301

Entryinfo

Created: 12/22/2018 10:07
Updated: 04/23/2020 12:46
Changes: 12/22/2018 10:07 (55), 04/23/2020 12:46 (1)
Complete: 🔍
Cache ID: 216::103

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