JIRA up to 7.13.2/8.0.3/8.1.0 /rest/api/2/user/picker Username improper authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in JIRA up to 7.13.2/8.0.3/8.1.0. Affected by this issue is some unknown functionality of the file /rest/api/2/user/picker. This manipulation causes improper authorization (Username). This vulnerability is tracked as CVE-2019-3403. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in JIRA up to 7.13.2/8.0.3/8.1.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the file /rest/api/2/user/picker. The manipulation with an unknown input leads to a improper authorization vulnerability (Username). The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. The summary by CVE is:

The /rest/api/2/user/picker rest resource in Jira before version 7.13.3, from version 8.0.0 before version 8.0.4, and from version 8.1.0 before version 8.1.1 allows remote attackers to enumerate usernames via an incorrect authorisation check.

The weakness was disclosed 05/22/2019. This vulnerability is known as CVE-2019-3403 since 12/19/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 7.13.3, 8.0.4 or 8.1.1 eliminates this vulnerability.

The entries VDB-135366 and VDB-135365 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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

Name: Username
Class: Improper authorization / Username
CWE: CWE-285 / 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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: JIRA 7.13.3/8.0.4/8.1.1

Timelineinfo

12/19/2018 🔍
05/22/2019 +154 days 🔍
05/23/2019 +1 days 🔍
09/23/2023 +1584 days 🔍

Sourcesinfo

Advisory: jira.atlassian.com
Status: Not defined

CVE: CVE-2019-3403 (🔍)
GCVE (CVE): GCVE-0-2019-3403
GCVE (VulDB): GCVE-100-135367
See also: 🔍

Entryinfo

Created: 05/23/2019 12:19
Updated: 09/23/2023 16:17
Changes: 05/23/2019 12:19 (39), 06/14/2020 16:40 (17), 09/23/2023 16:17 (4)
Complete: 🔍
Cache ID: 216::103

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