Zero-day vulnerability in Jira Software

Improper access control
CVE-2010-1165

The XSS vulnerability CVE-2010-1164 was used along with privileges escalation vulnerability CVE-2010-1165 to compromise JIRA instances. Apache.org services were taken down due to these vulnerabilities.

Vulnerability details

Advisory: SB2010041601 - Multiple XSS vulnerabilities in JIRA

Vulnerable component: Jira Software

CVE-ID: CVE-2010-1165

CVSSv3 score: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L/E:U/RL:O/RC:C

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Description:

The vulnerability allows a remote authenticated JIRA administrator to escalate his privileges.

The vulnerability exists due to an error, which allows a remote authenticated JIRA administrator to set the attachment path to a location within the JIRA web application directory and upload malicious code that can execute in the context of the user running the application server in which JIRA is deployed.

Successful exploitation of the vulnerability may allow an attacker to modify JIRA's files and capture user credentials.

External links:

https://confluence.atlassian.com/jira/jira-security-advisory-2010-04-16-216433270.html
http://www.openwall.com/lists/oss-security/2010/04/16/3
https://confluence.atlassian.com/jira/security-addendum-2010-04-16-determining-if-your-public-jira-i...

About zero-day vulnerabilities

Zero-day vulnerability is an undisclosed vulnerability in software that hackers can exploit to compromise computer programs, gain unauthorized access to sensitive data, penetrate networks, etc. We consider vulnerability a zero-day when there is no solution provided from software vendor and the vulnerability is being actively exploited by malicious actors.

Zero-day candidate is a potential zero-day vulnerability in software which might have been used in targeted attacks, however there is no evidence to support this suggestion.