How severe is CVE-2011-3601?

CVE-2011-3601 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2011-3601 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-3601?

CVE-2011-3601 affects Litech Router Advertisement Daemon. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-3601?

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-2011-3601 published?

CVE-2011-3601 was published on 2014-02-17 and last updated on 2026-06-16.

CVE-2011-3601

CVE-2011-3601 is a high-severity vulnerability in Litech Router Advertisement Daemon 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. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 4% (90th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Litech Router Advertisement Daemon
Published: 2014-02-17
Last modified: 2026-06-16

Description

Buffer overflow in the process_ra function in the router advertisement daemon (radvd) before 1.8.2 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative value in a label_len value.

Frequently asked questions

What is CVE-2011-3601?: Buffer overflow in the process_ra function in the router advertisement daemon (radvd) before 1.8.2 allows remote attackers to execute arbitrary code or cause a denial of service (crash) via a negative value in a label_len value.
How severe is CVE-2011-3601?: CVE-2011-3601 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2011-3601 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (90th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3601?: CVE-2011-3601 affects Litech Router Advertisement Daemon. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-3601?: 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-2011-3601 published?: CVE-2011-3601 was published on 2014-02-17 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:litech:router_advertisement_daemon:*:*:*:*:*:*:*:*

More vulnerabilities in Litech Router Advertisement Daemon

CVE-2011-3604 — High (CVSS 7.5): The process_ra function in the router advertisement daemon (radvd) before 1.8.2 allows remote attackers to cause a…
CVE-2011-3602 — Medium (CVSS 6.4): Directory traversal vulnerability in device-linux.c in the router advertisement daemon (radvd) before 1.8.2 allows…
CVE-2011-3605 — Medium (CVSS 5.0): The process_rs function in the router advertisement daemon (radvd) before 1.8.2, when UnicastOnly is enabled, allows…
CVE-2011-3603 — Medium (CVSS 4.4): The router advertisement daemon (radvd) before 1.8.2 does not properly handle errors in the privsep_init function,…
CVE-2014-8153 — Medium (CVSS 4.0): The L3 agent in OpenStack Neutron 2014.2.x before 2014.2.2, when using radvd 2.0+, allows remote authenticated users to…

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