How severe is CVE-2002-1312?

CVE-2002-1312 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2002-1312 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2002-1312?

CVE-2002-1312 primarily affects Linksys Befn2ps4. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2002-1312?

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

When was CVE-2002-1312 published?

CVE-2002-1312 was published on 2002-11-20 and last updated on 2026-06-16.

CVE-2002-1312

CVE-2002-1312 is a medium-severity vulnerability in Linksys Befn2ps4 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: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Linksys Befn2ps4
Published: 2002-11-20
Last modified: 2026-06-16

Description

Buffer overflow in the Web management interface in Linksys BEFW11S4 wireless access point router 2 and BEFSR11, BEFSR41, and BEFSRU31 EtherFast Cable/DSL routers with firmware before 1.43.3 with remote management enabled allows remote attackers to cause a denial of service (router crash) via a long password.

Frequently asked questions

What is CVE-2002-1312?: Buffer overflow in the Web management interface in Linksys BEFW11S4 wireless access point router 2 and BEFSR11, BEFSR41, and BEFSRU31 EtherFast Cable/DSL routers with firmware before 1.43.3 with remote management enabled allows remote attackers to cause a denial of service (router crash) via a long password.
How severe is CVE-2002-1312?: CVE-2002-1312 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2002-1312 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1312?: CVE-2002-1312 primarily affects Linksys Befn2ps4. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1312?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-1312 published?: CVE-2002-1312 was published on 2002-11-20 and last updated on 2026-06-16.

References

Affected products (13)

cpe:2.3:h:linksys:befn2ps4:1.42.7:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsr11:1.42.7:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsr11:1.43:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsr41:1.42.7:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsr41:1.43:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsr81:2.42.7.1:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsru31:1.42.7:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsru31:1.43:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befsx41:1.42.7:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befvp41:1.42.7:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befw11s4:1.4.2.7:*:*:*:*:*:*:*
cpe:2.3:h:linksys:befw11s4:1.4.3:*:*:*:*:*:*:*
cpe:2.3:h:linksys:hpro200:1.42.7:*:*:*:*:*:*:*