CVE-2003-0021

CVE-2003-0021 is a medium-severity vulnerability in Michael Jennings Eterm with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

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.

Frequently asked questions

What is CVE-2003-0021?
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 severe is CVE-2003-0021?
CVE-2003-0021 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2003-0021 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0021?
CVE-2003-0021 primarily affects Michael Jennings Eterm. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0021?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2003-0021 published?
CVE-2003-0021 was published on 2003-03-03 and last updated on 2026-06-16.

References

Affected products (2)

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