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CVE-2018-13385: Atlassian Sourcetree: Code execution
CVE-2018-13385 is rated critical with a CVSS v3.0 base score of 9.8 and affects Atlassian Sourcetree. Per its scoring, it can be exploited over the network, without authentication, without any user interaction. The scored impact on confidentiality, integrity and availability is the highest available.
Vulnerability description
There was an argument injection vulnerability in Sourcetree for macOS via filenames in Mercurial repositories. An attacker with permission to commit to a Mercurial repository linked in Sourcetree for macOS is able to exploit this issue to gain code execution on the system. Versions of Sourcetree for macOS from 1.0b2 before 2.7.6 are affected by this vulnerability.
Severity breakdown
CVSS v3.0 9.8: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack vector: Network. Exploitable remotely over the network, with no need for local or physical access.
- Attack complexity: Low. No special conditions; the attack can be repeated reliably.
- Privileges required: None. No account or prior access is needed.
- User interaction: None. No action from any user is needed.
- Scope: Unchanged. Impact stays within the vulnerable component.
- Confidentiality impact: High. Total loss of confidentiality; sensitive data can be fully disclosed.
- Integrity impact: High. Total loss of integrity; data or system state can be fully modified.
- Availability impact: High. Total loss of availability; the component can be shut down.
Underlying weakness
CWE-88: Improper Neutralization of Argument Delimiters in a Command
The product constructs a string for a command to be executed by a separate component in another control sphere, but it does not properly delimit the intended arguments, options, or switches within that command string.
Affected products
- Atlassian Sourcetree: from 1.0 before 2.7.6; 1.0 beta2; 1.0 beta3; 1.0 beta4; 1.0 beta5; 1.0 rc1