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CVE-2017-18087

7.5 · HIGH

The download commit resource in Atlassian Bitbucket Server from version 5.1.0 before version 5.1.7, from version 5.2.0 before version 5.2.5, from version 5.3.0 before version 5.3.3 and from version…

Published Feb 15, 2018EPSS 1.76%

Overview

CVE-2017-18087 is a high-severity vulnerability. It was published on February 15, 2018 and has a CVSS 3.0 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical description

The download commit resource in Atlassian Bitbucket Server from version 5.1.0 before version 5.1.7, from version 5.2.0 before version 5.2.5, from version 5.3.0 before version 5.3.3 and from version 5.4.0 before version 5.4.1 allows remote attackers to write files to disk potentially allowing them to gain code execution, exploit CVE-2017-1000117 if a vulnerable version of git is in use, and or determine if an internal service exists via an argument injection vulnerability in the at parameter.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refwww.securityfocus.com/bid/103038Refjira.atlassian.com/browse/BSERV-10593Refwww.securityfocus.com/bid/103038Refjira.atlassian.com/browse/BSERV-10593

How CyberStrike helps

Frequently asked questions

What is CVE-2017-18087?

CVE-2017-18087 is a high-severity vulnerability. It was published on February 15, 2018 and has a CVSS 3.0 base score of 7.5 (HIGH).

How severe is CVE-2017-18087?

This vulnerability has a CVSS 3.0 base score of 7.5, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2017-18087?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2017-18087?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2017-18087 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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