CVE-2021-27463
Last modified
CVE-2021-27463 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The affected applications utilize persistent cookies where the session cookie attribute is not properly invalidated, allowing an attacker to intercept the cookies and gain access to sensitive information.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.
Description
A vulnerability has been found in multiple revisions of Emerson Rosemount X-STREAM Gas Analyzer. The affected applications utilize persistent cookies where the session cookie attribute is not properly invalidated, allowing an attacker to intercept the cookies and gain access to sensitive information.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Emerson | X-Stream Enhanced Xegp Firmware | All versions |
| Emerson | X-Stream Enhanced Xegk Firmware | All versions |
| Emerson | X-Stream Enhanced Xefd Firmware | All versions |
| Emerson | X-Stream Enhanced Xexf Firmware | All versions |
References
- https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01Third Party Advisory, US Government Resource
- https://us-cert.cisa.gov/ics/advisories/icsa-21-138-01Third Party Advisory, US Government Resource
Timeline
- Published
- Last Modified
- Status
- Modified
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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