Path Traversal in Bomgar Remote Support

CVE-2017-12815

Analysis of the Bomgar Remote Support Portal JavaStart.jar Applet 52790 and earlier revealed that it is vulnerable to a path traversal vulnerability. The archive can be downloaded from a given Bomgar Remote Support Portal deployment at https://domain/api/content/JavaStart.jar and is callable from an arbitrary website using <object> and/or <appletHTML> tags. Successful exploitation results in file creation/modification/deletion in the operating system and with privileges of the user that ran the Java applet.

Vulnerability class: Path Traversal (Directory Traversal)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 10.0 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.020 (79.5th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2017-12815: held from 0.020 to 0.020.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: -0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-12815?
CVE-2017-12815 is a critical-severity vulnerability in Bomgar Remote Support, classified under Path Traversal. CVSS score: 10.0/10. Published 2018-03-26.
How severe is CVE-2017-12815?
Critical severity. CVSS v3 base score is 10.0 out of 10.