How severe is CVE-2023-23558?

CVE-2023-23558 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2023-23558 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-23558?

CVE-2023-23558 affects Eternal Terminal Project Eternal Terminal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-23558?

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

When was CVE-2023-23558 published?

CVE-2023-23558 was published on 2023-02-16 and last updated on 2026-06-17.

CVE-2023-23558

CVE-2023-23558 is a medium-severity vulnerability in Eternal Terminal Project Eternal Terminal with a CVSS 3.x base score of 6.3. 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-59.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Eternal Terminal Project Eternal Terminal
Published: 2023-02-16
Last modified: 2026-06-17

Description

In Eternal Terminal 6.2.1, TelemetryService uses fixed paths in /tmp. For example, a local attacker can create /tmp/.sentry-native-etserver with mode 0777 before the etserver process is started. The attacker can choose to read sensitive information from that file, or modify the information in that file.

Frequently asked questions

What is CVE-2023-23558?: In Eternal Terminal 6.2.1, TelemetryService uses fixed paths in /tmp. For example, a local attacker can create /tmp/.sentry-native-etserver with mode 0777 before the etserver process is started. The attacker can choose to read sensitive information from that file, or modify the information in that file.
How severe is CVE-2023-23558?: CVE-2023-23558 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2023-23558 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-23558?: CVE-2023-23558 affects Eternal Terminal Project Eternal Terminal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-23558?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-23558 published?: CVE-2023-23558 was published on 2023-02-16 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:eternal_terminal_project:eternal_terminal:6.2.1:*:*:*:*:*:*:*

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