CVE-2019-3490 — A DOM based XSS vulnerability has been identified in the Netstorage component of

A DOM based XSS vulnerability has been identified in the Netstorage component of Open Enterprise Server (OES) allowing a remote attacker to execute javascript in the victims browser by tricking the victim into clicking on a specially crafted link. This affects OES versions OES201

01What is this vulnerability?

A DOM based XSS vulnerability has been identified in the Netstorage component of Open Enterprise Server (OES) allowing a remote attacker to execute javascript in the victims browser by tricking the victim into clicking on a specially crafted link. This affects OES versions OES2015SP1, OES2018, and OES2018SP1. Older versions may be affected but were not tested as they are out of support.

02Affected products

Vendor	Product	Versions
OES	Netstorage component of Open Enterprise Server	OES2015SP1, OES2018, and OES2018SP1

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-05-02T16:46:37.000Z
• Last modified: 2024-08-04T19:12:09.334Z

09References

• support.microfocus.com — https://support.microfocus.com/kb/doc.php?id=7023828