How severe is CVE-2002-1356?

CVE-2002-1356 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2002-1356 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1356?

CVE-2002-1356 affects Ethereal Group Ethereal. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2002-1356?

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-2002-1356 published?

CVE-2002-1356 was published on 2002-12-23 and last updated on 2026-06-16.

CVE-2002-1356

CVE-2002-1356 is a high-severity vulnerability in Ethereal Group Ethereal with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Ethereal Group Ethereal
Published: 2002-12-23
Last modified: 2026-06-16

Description

Ethereal 0.9.7 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via malformed packets to the (1) LMP, (2) PPP, or (3) TDS dissectors, possibly related to a missing field for EndVerifyAck messages.

Frequently asked questions

What is CVE-2002-1356?: Ethereal 0.9.7 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via malformed packets to the (1) LMP, (2) PPP, or (3) TDS dissectors, possibly related to a missing field for EndVerifyAck messages.
How severe is CVE-2002-1356?: CVE-2002-1356 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-1356 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1356?: CVE-2002-1356 affects Ethereal Group Ethereal. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2002-1356?: 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-2002-1356 published?: CVE-2002-1356 was published on 2002-12-23 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:ethereal_group:ethereal:*:*:*:*:*:*:*:*

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