CVE-2023-6263
CVE-2023-6263 is a high-severity vulnerability in Networkoptix Nxcloud with a CVSS 3.x base score of 8.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-290.
Key facts
- Severity: High (CVSS 3.x base score 8.3)
- EPSS exploit prediction: 0% (39th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-290
- Affected product: Networkoptix Nxcloud
- Published:
- Last modified:
Description
An issue was discovered by IPVM team in Network Optix NxCloud before 23.1.0.40440. It was possible to add a fake VMS server to NxCloud by using the exact identification of a legitimate VMS server. As result, it was possible to retrieve authorization headers from legitimate users when the legitimate client connects to the fake VMS server.
Frequently asked questions
- What is CVE-2023-6263?
- An issue was discovered by IPVM team in Network Optix NxCloud before 23.1.0.40440. It was possible to add a fake VMS server to NxCloud by using the exact identification of a legitimate VMS server. As result, it was possible to retrieve authorization headers from legitimate users when the legitimate client connects to the fake VMS server.
- How severe is CVE-2023-6263?
- CVE-2023-6263 has a CVSS 3.x base score of 8.3, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2023-6263 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-6263?
- CVE-2023-6263 affects Networkoptix Nxcloud. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-6263?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2023-6263 published?
- CVE-2023-6263 was published on 2023-11-22 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:networkoptix:nxcloud:*:*:*:*:*:*:*:*
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