How severe is CVE-2023-43619?

CVE-2023-43619 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-43619 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-43619?

CVE-2023-43619 affects Schollz Croc. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-43619?

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-2023-43619 published?

CVE-2023-43619 was published on 2023-09-20 and last updated on 2026-06-17.

CVE-2023-43619

CVE-2023-43619 is a high-severity vulnerability in Schollz Croc with a CVSS 3.x base score of 7.8. 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Schollz Croc
Published: 2023-09-20
Last modified: 2026-06-17

Description

An issue was discovered in Croc through 9.6.5. A sender may send dangerous new files to a receiver, such as executable content or a .ssh/authorized_keys file.

Frequently asked questions

What is CVE-2023-43619?: An issue was discovered in Croc through 9.6.5. A sender may send dangerous new files to a receiver, such as executable content or a .ssh/authorized_keys file.
How severe is CVE-2023-43619?: CVE-2023-43619 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-43619 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-43619?: CVE-2023-43619 affects Schollz Croc. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-43619?: 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-2023-43619 published?: CVE-2023-43619 was published on 2023-09-20 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:schollz:croc:*:*:*:*:*:*:*:*

More vulnerabilities in Schollz Croc

CVE-2023-43620 — High (CVSS 7.8): An issue was discovered in Croc through 9.6.5. A sender may place ANSI or CSI escape sequences in a filename to attack…
CVE-2023-43616 — Medium (CVSS 5.5): An issue was discovered in Croc through 9.6.5. A sender can cause a receiver to overwrite files during ZIP extraction.
CVE-2023-43618 — Medium (CVSS 5.3): An issue was discovered in Croc through 9.6.5. The protocol requires a sender to provide its local IP addresses in…
CVE-2023-43617 — Medium (CVSS 5.3): An issue was discovered in Croc through 9.6.5. When a custom shared secret is used, the sender and receiver may divulge…
CVE-2023-43621 — Medium (CVSS 4.7): An issue was discovered in Croc through 9.6.5. The shared secret, located on a command line, can be read by local users…

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