OnlineJudge 2.0 Sandbox /tmp 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.
8.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in OnlineJudge 2.0. This affects an unknown part of the file /tmp of the component Sandbox. The manipulation results in access control. This vulnerability is known as CVE-2018-16367. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in OnlineJudge 2.0. Affected is some unknown functionality of the file /tmp of the component Sandbox. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In OnlineJudge 2.0, the sandbox has an incorrect access control vulnerability that can write a file anywhere. A user can write a directory listing to /tmp, and can leak file data with a #include.

The bug was discovered 08/09/2018. The weakness was published 09/02/2018 (Website). The advisory is available at github.com. This vulnerability is traded as CVE-2018-16367 since 09/02/2018. It is possible to launch the attack remotely. A authentication is required for exploitation. Technical details are known, but there is no available exploit. 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 24 days. During that time the estimated underground price was around $0-$5k.

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: 8.6
VulDB Meta Temp Score: 8.6

VulDB Base Score: 7.4
VulDB Temp Score: 7.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.9
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-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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

08/09/2018 🔍
09/02/2018 +23 days 🔍
09/02/2018 +0 days 🔍
09/02/2018 +0 days 🔍
09/03/2018 +1 days 🔍
05/06/2023 +1706 days 🔍

Sourcesinfo

Advisory: 165
Status: Not defined

CVE: CVE-2018-16367 (🔍)
GCVE (CVE): GCVE-0-2018-16367
GCVE (VulDB): GCVE-100-123510

Entryinfo

Created: 09/03/2018 07:03
Updated: 05/06/2023 14:59
Changes: 09/03/2018 07:03 (57), 03/20/2020 08:35 (1), 05/06/2023 14:59 (3)
Complete: 🔍
Cache ID: 216::103

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