How severe is CVE-2023-50705?

CVE-2023-50705 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-50705 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-50705?

CVE-2023-50705 affects Efacec Uc 500e Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-50705?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-50705 published?

CVE-2023-50705 was published on 2023-12-20 and last updated on 2026-06-17.

CVE-2023-50705

CVE-2023-50705 is a medium-severity vulnerability in Efacec Uc 500e Firmware with a CVSS 3.x base score of 5.3. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-863
Affected product: Efacec Uc 500e Firmware
Published: 2023-12-20
Last modified: 2026-06-17

Description

An attacker could create malicious requests to obtain sensitive information about the web server.

Frequently asked questions

What is CVE-2023-50705?: An attacker could create malicious requests to obtain sensitive information about the web server.
How severe is CVE-2023-50705?: CVE-2023-50705 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-50705 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-50705?: CVE-2023-50705 affects Efacec Uc 500e Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-50705?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-50705 published?: CVE-2023-50705 was published on 2023-12-20 and last updated on 2026-06-17.

References

https://www.cisa.gov/news-events/ics-advisories/icsa-23-353-03

Affected products (1)

cpe:2.3:o:efacec:uc_500e_firmware:10.1.0:*:*:*:*:*:*:*

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CVE-2026-33105 — Critical (CVSS 10.0): Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over…
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