What is CVE-2017-18038?

CVE-2017-18038 is a medium-severity vulnerability in Atlassian Bitbucket, classified under Path Traversal. CVSS score: 5.3/10. Published 2018-02-02.

How severe is CVE-2017-18038?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Path Traversal in Atlassian Bitbucket

CVE-2017-18038

The repository settings resource in Atlassian Bitbucket Server before version 5.6.0 allows remote attackers to read the first line of arbitrary files via a path traversal vulnerability through the default branch name.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.014 (70.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Atlassian Bitbucket
Atlassian Bitbucket Server — versions prior to 5.6.0

Weakness classification (CWE)

CWE-22 — Path Traversal

References

security@atlassian.com (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2017-18038?: CVE-2017-18038 is a medium-severity vulnerability in Atlassian Bitbucket, classified under Path Traversal. CVSS score: 5.3/10. Published 2018-02-02.
How severe is CVE-2017-18038?: Medium severity. CVSS v3 base score is 5.3 out of 10.