CVE-2002-1976

CVE-2002-1976 is a low-severity vulnerability in Linux Linux Kernel with a CVSS 2.0 base score of 2.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

ifconfig, when used on the Linux kernel 2.2 and later, does not report when the network interface is in promiscuous mode if it was put in promiscuous mode using PACKET_MR_PROMISC, which could allow attackers to sniff the network without detection, as demonstrated using libpcap.

Frequently asked questions

What is CVE-2002-1976?
ifconfig, when used on the Linux kernel 2.2 and later, does not report when the network interface is in promiscuous mode if it was put in promiscuous mode using PACKET_MR_PROMISC, which could allow attackers to sniff the network without detection, as demonstrated using libpcap.
How severe is CVE-2002-1976?
CVE-2002-1976 has a CVSS 2.0 base score of 2.1, rated low severity.
Is CVE-2002-1976 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-1976?
CVE-2002-1976 primarily affects Linux Linux Kernel. In total, 49 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-1976?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2002-1976 published?
CVE-2002-1976 was published on 2002-12-31 and last updated on 2026-06-16.

References

Affected products (49)

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