How severe is CVE-2008-2173?

CVE-2008-2173 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2008-2173 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2008-2173?

CVE-2008-2173 affects Yamaha Router. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2008-2173?

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-2008-2173 published?

CVE-2008-2173 was published on 2008-05-13 and last updated on 2026-06-16.

CVE-2008-2173

CVE-2008-2173 is a high-severity vulnerability in Yamaha Router with a CVSS 3.x 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-20.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.1
EPSS exploit prediction: 1% (71st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Yamaha Router
Published: 2008-05-13
Last modified: 2026-06-16

Description

Unspecified vulnerability in Yamaha routers allows remote attackers to cause a denial of service (dropped session) via crafted BGP UPDATE messages, leading to route flapping, possibly a related issue to CVE-2007-6372.

Frequently asked questions

What is CVE-2008-2173?: Unspecified vulnerability in Yamaha routers allows remote attackers to cause a denial of service (dropped session) via crafted BGP UPDATE messages, leading to route flapping, possibly a related issue to CVE-2007-6372.
How severe is CVE-2008-2173?: CVE-2008-2173 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2008-2173 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (71st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-2173?: CVE-2008-2173 affects Yamaha Router. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2008-2173?: 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-2008-2173 published?: CVE-2008-2173 was published on 2008-05-13 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:yamaha:router:*:*:*:*:*:*:*:*

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