JetBrains Ktor Framework up to 1.1.x UserHashedTableAuth weak password hash

CVSS Meta Temp Score
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CTI Interest Score
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6.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in JetBrains Ktor Framework up to 1.1.x and classified as critical. Impacted is the function UserHashedTableAuth. This manipulation causes weak password hash. This vulnerability appears as CVE-2019-12737. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in JetBrains Ktor Framework up to 1.1.x. It has been declared as critical. Affected by this vulnerability is the function UserHashedTableAuth. The manipulation with an unknown input leads to a weak password hash vulnerability. The CWE definition for the vulnerability is CWE-916. The product generates a hash for a password, but it uses a scheme that does not provide a sufficient level of computational effort that would make password cracking attacks infeasible or expensive. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

UserHashedTableAuth in JetBrains Ktor framework before 1.2.0-rc uses a One-Way Hash with a Predictable Salt for storing user credentials.

The weakness was presented 10/02/2019 (Website). The advisory is shared at blog.jetbrains.com. This vulnerability is known as CVE-2019-12737 since 06/05/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1552 for this issue.

Upgrading to version 1.2.0-rc eliminates this vulnerability.

See VDB-142773, VDB-142775, VDB-142777 and VDB-142781 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
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: Weak password hash
CWE: CWE-916 / CWE-326 / CWE-310
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ktor Framework 1.2.0-rc

Timelineinfo

06/05/2019 🔍
10/02/2019 +119 days 🔍
10/03/2019 +1 days 🔍
09/20/2020 +353 days 🔍

Sourcesinfo

Advisory: blog.jetbrains.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-12737 (🔍)
GCVE (CVE): GCVE-0-2019-12737
GCVE (VulDB): GCVE-100-142873
See also: 🔍

Entryinfo

Created: 10/03/2019 10:38
Updated: 09/20/2020 09:46
Changes: 10/03/2019 10:38 (58), 09/20/2020 09:46 (1)
Complete: 🔍
Cache ID: 216::103

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

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