How severe is CVE-2023-5028?

CVE-2023-5028 has a CVSS 3.x base score of 2.0, rated low severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-5028 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5028?

CVE-2023-5028 affects Chinaunicom Tewa-800g Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5028?

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

When was CVE-2023-5028 published?

CVE-2023-5028 was published on 2023-09-17 and last updated on 2026-06-17.

CVE-2023-5028

CVE-2023-5028 is a low-severity vulnerability in Chinaunicom Tewa-800g Firmware with a CVSS 3.x base score of 2.0. 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-532.

Key facts

Severity: Low (CVSS 3.x base score 2.0)
CVSS v2: 1.2
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Chinaunicom Tewa-800g Firmware
Published: 2023-09-17
Last modified: 2026-06-17

Description

A vulnerability, which was classified as problematic, has been found in China Unicom TEWA-800G 4.16L.04_CT2015_Yueme. Affected by this issue is some unknown functionality. The manipulation leads to information exposure through debug log file. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. VDB-239870 is the identifier assigned to this vulnerability.

Frequently asked questions

What is CVE-2023-5028?: A vulnerability, which was classified as problematic, has been found in China Unicom TEWA-800G 4.16L.04_CT2015_Yueme. Affected by this issue is some unknown functionality. The manipulation leads to information exposure through debug log file. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used. VDB-239870 is the identifier assigned to this vulnerability.
How severe is CVE-2023-5028?: CVE-2023-5028 has a CVSS 3.x base score of 2.0, rated low severity. It is exploitable over physical access with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-5028 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5028?: CVE-2023-5028 affects Chinaunicom Tewa-800g Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5028?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-5028 published?: CVE-2023-5028 was published on 2023-09-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:chinaunicom:tewa-800g_firmware:4.16l.04_ct2015_yueme:*:*:*:*:*:*:*

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