CVE-2019-18267 — An issue was found in GE S2020/S2020G Fast Switch 61850, S2020/S2020G Fast Switc

An issue was found in GE S2020/S2020G Fast Switch 61850, S2020/S2020G Fast Switch 61850 Versions 07A03 and prior. An attacker can inject arbitrary Javascript in a specially crafted HTTP request that may be reflected back in the HTTP response. The device is also vulnerable to a st

01What is this vulnerability?

An issue was found in GE S2020/S2020G Fast Switch 61850, S2020/S2020G Fast Switch 61850 Versions 07A03 and prior. An attacker can inject arbitrary Javascript in a specially crafted HTTP request that may be reflected back in the HTTP response. The device is also vulnerable to a stored cross-site scripting vulnerability that may allow session hijacking, disclosure of sensitive data, cross-site…

02Affected products

Vendor	Product	Versions
n	a / GE S2020/S2020G Fast Switch 61850	S2020/S2020G Fast Switch 61850 Versions 07A03 and prior

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: 2019-12-18T19:37:46.000Z
• Last modified: 2024-08-05T01:47:14.086Z

09References

• www.us-cert.gov — https://www.us-cert.gov/ics/advisories/icsa-19-351-01