Is CVE-2003-0021 in the CISA KEV catalog?

No. CVE-2003-0021 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2003-0021?

CVE-2003-0021 has a CVSS v2 base score of 5.0 (MEDIUM).

What is the EPSS score for CVE-2003-0021?

CVE-2003-0021 has an EPSS score of 1.21% (65th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2003-0021?

Upgrade eterm on debian 11 to 0.9.2-1 or later.

CVE & CISA-KEV Catalog

CVE-2003-0021

MEDIUM

5.0

CVSS v2

NVD

Description

The "screen dump" feature in Eterm 0.9.1 and earlier allows attackers to overwrite arbitrary files via a certain character escape sequence when it is echoed to a user's terminal, e.g. when the user views a file containing the malicious sequence.

How to fix

Remediation Available

etermDebian

Fixed in:0.9.2-1CVE-2003-0021

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

1.21%probability of exploitation in 30 days

65thpercentile

Moderate risk: more likely to be exploited than 65% of all known CVEs.

References

Vendor Advisory2

Other references3

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.