Is CVE-2013-7309 being actively exploited?

CVE-2013-7309 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2013-7309?

CVE-2013-7309 has a CVSS 2.0 base score of 5.4 (MEDIUM).

CVE-2013-7309

MEDIUM · CVSS 5.4EPSS 1.2%EU EUVD

The OSPF implementation in Extreme Networks EXOS does not consider the possibility of duplicate Link State ID values in Link State Advertisement (LSA) packets before performing operations on the LSA database, which allows remote attackers to cause a denial of service (routing disruption) or obtain sensitive packet information via a crafted LSA packet, a related issue to CVE-2013-0149.

Key facts

CVSS score: 5.4 (v2.0)
Severity: MEDIUM
CVSS vector: AV:A/AC:M/Au:N/C:P/I:P/A:P
EPSS score: 1.2% (69th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2013-7086)
Published: January 23, 2014
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-7086 in the EU Vulnerability Database. Last updated in EUVD on September 16, 2024.

View on the EU Vulnerability Database

Affected products

extremenetworks / exos

References

http://www.kb.cert.org/vuls/id/229804(US Government Resource)
http://www.kb.cert.org/vuls/id/BLUU-985QSE(US Government Resource)

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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