CVE-2021-39109 Path traversal in atlasboard
Remote attackers can read arbitrary files via path traversal in Atlassian Atlasboard, requiring an upgrade to secure the tool.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-39109?
CVE-2021-39109 is a high-severity path traversal vulnerability in Atlassian Atlasboard, published on 1 Sep 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The renderWidgetResource resource in Atlasian Atlasboard before version 1.1.9 allows remote attackers to read arbitrary files via a path traversal vulnerability.
Weakness: CWE-22
Which versions are affected by CVE-2021-39109?
2 open source packages ship an affected version, including atlasboard. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
atlasboard npm | All versions | 1.1.9 |
atlasboard npm | All versions | 1.1.9 |
Products include Atlassian Atlasboard.
How do I fix CVE-2021-39109?
Upgrade atlasboard to 1.1.9 or later.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2021-39109 being exploited?
There is no known exploitation of CVE-2021-39109 in the wild and no public exploit code.
Sources
Also known as GHSA-25pr-6pr6-68v7.