How severe is CVE-2002-0873?

CVE-2002-0873 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2002-0873 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-0873?

CVE-2002-0873 primarily affects L2tpd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-0873?

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

When was CVE-2002-0873 published?

CVE-2002-0873 was published on 2002-09-05 and last updated on 2026-06-16.

CVE-2002-0873

CVE-2002-0873 is a medium-severity vulnerability in L2tpd 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

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: L2tpd
Published: 2002-09-05
Last modified: 2026-06-16

Description

Vulnerability in l2tpd 0.67 allows remote attackers to overwrite the vendor field via a long value in an attribute/value pair, possibly via a buffer overflow.

Frequently asked questions

What is CVE-2002-0873?: Vulnerability in l2tpd 0.67 allows remote attackers to overwrite the vendor field via a long value in an attribute/value pair, possibly via a buffer overflow.
How severe is CVE-2002-0873?: CVE-2002-0873 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-0873 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0873?: CVE-2002-0873 primarily affects L2tpd. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-0873?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-0873 published?: CVE-2002-0873 was published on 2002-09-05 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:l2tpd:l2tpd:0.62:*:*:*:*:*:*:*
cpe:2.3:a:l2tpd:l2tpd:0.63:*:*:*:*:*:*:*
cpe:2.3:a:l2tpd:l2tpd:0.64:*:*:*:*:*:*:*
cpe:2.3:a:l2tpd:l2tpd:0.65:*:*:*:*:*:*:*
cpe:2.3:a:l2tpd:l2tpd:0.66:*:*:*:*:*:*:*
cpe:2.3:a:l2tpd:l2tpd:0.67:*:*:*:*:*:*:*

More vulnerabilities in L2tpd

CVE-2004-0649 — Critical (CVSS 10.0): Buffer overflow in write_packet in control.c for l2tpd may allow remote attackers to execute arbitrary code.
CVE-2002-0872 — High (CVSS 7.5): l2tpd 0.67 does not initialize the random number generator, which allows remote attackers to hijack sessions.

All CVEs affecting L2tpd →