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5.3
MEDIUM CVSS 3.1
CVE-2019-8449
Jira Unvalidated Enumerative User Picker
Description

The /rest/api/latest/groupuserpicker resource in Jira before version 8.4.0 allows remote attackers to enumerate usernames via an information disclosure vulnerability.

INFO

Published Date :

Sept. 11, 2019, 2:15 p.m.

Last Modified :

Nov. 21, 2024, 4:49 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2019-8449 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Atlassian jira
2 Atlassian jira_server
: Total Affected Vendor : 1 | Products : 2
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 MEDIUM [email protected]
CVSS 3.1 MEDIUM [email protected]
Solution
This information is provided by the 3rd party feeds.
  • Upgrade to Atlassian JIRA version 8.4.0
Public PoC/Exploit Available at Github

CVE-2019-8449 has a 46 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2019-8449.

URL Resource
http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.html Exploit Third Party Advisory VDB Entry
https://jira.atlassian.com/browse/JRASERVER-69796 Issue Tracking Vendor Advisory
http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.html Exploit Third Party Advisory VDB Entry
https://jira.atlassian.com/browse/JRASERVER-69796 Issue Tracking Vendor Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-8449 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2019-8449 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
sevbandonmez/jira-scanner

Atlassian Jira vulnerability scanner.

Dockerfile Makefile Python

Updated: 1 month ago
0 stars 0 fork 0 watcher
Born at : Aug. 11, 2025, 12:17 a.m. This repo has been linked 8 different CVEs too.
Profile Photo
pwnosec/jirapwn

Jira Vulnerability Scanner is an automated Python-based tool for detecting vulnerabilities in Jira instances, by checking for known CVEs and providing reports on the security status of Jira endpoints.

automated-scanner cve vulnerability-analysis vulnerability-assesment-tools vulnerability-assessment jira-exploitation jiravulnerabilityscanner

Python

Updated: 1 month ago
0 stars 0 fork 0 watcher
Born at : Jan. 31, 2025, 12:40 a.m. This repo has been linked 14 different CVEs too.
Profile Photo
XiaomingX/awesome-poc-for-red-team

A curated collection of Proof of Concept (PoC) tools, scripts, and techniques designed for red team operations, penetration testing, and cybersecurity research. This repository focuses on providing practical resources for exploring vulnerabilities

attack cybersecurity exp hw penetration-testing poc red-team security-tools vulnerability-poc

Updated: 7 months, 3 weeks ago
5 stars 3 fork 3 watcher
Born at : Nov. 17, 2024, 11:53 a.m. This repo has been linked 414 different CVEs too.
Profile Photo
Coldplay1517/Middleware-Vulnerability-detection-master

中间件的exp

Updated: 3 months, 3 weeks ago
3 stars 0 fork 0 watcher
Born at : Oct. 15, 2024, 8:49 a.m. This repo has been linked 58 different CVEs too.
Profile Photo
apit-review-account/apit-tool

APIT is a CLI tool designed for API black-box vulnerability fuzzing. It captures API traffic via browser proxy and conducts deep recognition and mutation of API parameters in a tree structure. Additionally, APIV incorporates various optimization strategies to enhance the precision and efficiency of API vulnerability testing.

Updated: 1 year, 2 months ago
0 stars 0 fork 0 watcher
Born at : June 23, 2024, 5:23 a.m. This repo has been linked 105 different CVEs too.
Profile Photo
zhoubingyan1/Golang-Learning

None

Go Smarty CSS JavaScript HTML

Updated: 1 year, 3 months ago
0 stars 0 fork 0 watcher
Born at : June 3, 2024, 7:46 a.m. This repo has been linked 9 different CVEs too.
Profile Photo
apif-review/APIF_tool_2024

APIF is a CLI tool designed for API black-box vulnerability testing. It captures API traffic via browser proxy and conducts deep recognition and mutation of API parameters in a tree structure. Additionally, APIV incorporates various optimization strategies to enhance the precision and efficiency of API vulnerability testing.

Updated: 1 year, 4 months ago
0 stars 0 fork 0 watcher
Born at : April 15, 2024, 8:39 a.m. This repo has been linked 105 different CVEs too.
Profile Photo
apif-review/APIF_tool_2024

None

Updated: 1 year, 4 months ago
0 stars 0 fork 0 watcher
Born at : April 15, 2024, 4:49 a.m. This repo has been linked 105 different CVEs too.
Profile Photo
d4n-sec/d4n-sec.github.io

None

CSS HTML JavaScript

Updated: 1 year, 7 months ago
0 stars 0 fork 0 watcher
Born at : Feb. 2, 2024, 2:11 p.m. This repo has been linked 494 different CVEs too.
Profile Photo
youcans896768/APIV_Tool

APIV is a CLI tool designed for API black-box vulnerability testing. It captures API traffic via browser proxy and conducts deep recognition and mutation of API parameters in a tree structure. Additionally, APIV incorporates various optimization strategies to enhance the precision and efficiency of API vulnerability testing.

Updated: 9 months ago
1 stars 1 fork 1 watcher
Born at : Jan. 31, 2024, 9:57 a.m. This repo has been linked 106 different CVEs too.
Profile Photo
anonymous364872/Rapier_Tool

Rapier is a CLI tool designed for API black-box vulnerability testing. It captures API traffic via browser proxy and conducts deep recognition and mutation of API parameters in a tree structure. Additionally, Rapier incorporates various optimization strategies to enhance the precision and efficiency of API vulnerability testing.

Updated: 2 months, 2 weeks ago
2 stars 0 fork 0 watcher
Born at : Jan. 10, 2024, 11:32 a.m. This repo has been linked 106 different CVEs too.
Profile Photo
hktalent/bug-bounty

bounty collection

Shell Python Dockerfile Ruby JavaScript ASP.NET Classic ASP HTML PHP Jupyter Notebook

Updated: 2 months ago
35 stars 8 fork 8 watcher
Born at : Sept. 11, 2023, 11:19 a.m. This repo has been linked 234 different CVEs too.
Profile Photo
imhunterand/JiraCVE

Jira all vulnerabilities CVE

jira jira-bug jira-cve

Updated: 2 years ago
0 stars 0 fork 0 watcher
Born at : Aug. 25, 2023, 9:14 p.m. This repo has been linked 14 different CVEs too.
Profile Photo
ArrestX/--POC

poc集合(持续更新ing)

Updated: 2 months, 3 weeks ago
3 stars 0 fork 0 watcher
Born at : July 30, 2023, 1:30 a.m. This repo has been linked 154 different CVEs too.
Profile Photo
0day404/vulnerability-poc

A Common Vulnerability PoC Knowledge Base一个普遍漏洞POC知识库

vulnerability

Updated: 3 months, 4 weeks ago
21 stars 6 fork 6 watcher
Born at : June 24, 2023, 3:12 p.m. This repo has been linked 232 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-8449 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2019-8449 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.html
    Added Reference https://jira.atlassian.com/browse/JRASERVER-69796
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jan. 01, 2022

    Action Type Old Value New Value
    Changed Reference Type http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.html No Types Assigned http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.html Exploit, Third Party Advisory, VDB Entry
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-200 CWE-306
  • CVE Modified by [email protected]

    Feb. 03, 2020

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/156172/Jira-8.3.4-Information-Disclosure.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Sep. 11, 2019

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    Changed Reference Type https://jira.atlassian.com/browse/JRASERVER-69796 No Types Assigned https://jira.atlassian.com/browse/JRASERVER-69796 Issue Tracking, Vendor Advisory
    Added CWE CWE-200
    Added CPE Configuration OR *cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:* versions up to (excluding) 8.4.0
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.3
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 5
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

68.72 }} -3.67%

score

0.98572

percentile