H2 1.4.197 Backup permission

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.
6.2$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in H2 1.4.197. Affected by this vulnerability is an unknown functionality of the component Backup Handler. Such manipulation leads to permission. This vulnerability is traded as CVE-2018-14335. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in H2 1.4.197 and classified as critical. Affected by this issue is an unknown functionality of the component Backup Handler. The manipulation with an unknown input leads to a permission vulnerability. Using CWE to declare the problem leads to CWE-275. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in H2 1.4.197. Insecure handling of permissions in the backup function allows attackers to read sensitive files (outside of their permissions) via a symlink to a fake database file.

The bug was discovered 07/16/2018. The weakness was shared 07/24/2018 (Website). The advisory is shared for download at gist.github.com. This vulnerability is handled as CVE-2018-14335 since 07/16/2018. The exploitation is known to be easy. The attack may be launched remotely. The successful exploitation needs a simple authentication. Technical details are unknown but a public exploit is available. The MITRE ATT&CK project declares the attack technique as T1222.

The exploit is available 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 8 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.

The vulnerability is also documented in the vulnerability database at Exploit-DB (45105). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA 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: Permission
CWE: CWE-275 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

07/16/2018 🔍
07/16/2018 +0 days 🔍
07/24/2018 +7 days 🔍
07/24/2018 +0 days 🔍
07/24/2018 +0 days 🔍
07/28/2024 +2196 days 🔍

Sourcesinfo

Advisory: RHSA-2020:0727
Status: Not defined

CVE: CVE-2018-14335 (🔍)
GCVE (CVE): GCVE-0-2018-14335
GCVE (VulDB): GCVE-100-122144
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 07/24/2018 19:06
Updated: 07/28/2024 16:20
Changes: 07/24/2018 19:06 (56), 03/09/2020 21:53 (4), 04/25/2023 14:27 (4), 06/22/2024 10:58 (14), 07/28/2024 16:20 (11)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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