Is CVE-2015-0603 being actively exploited?

CVE-2015-0603 is not currently listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.

What is the CVSS score for CVE-2015-0603?

CVE-2015-0603 has a CVSS 2.0 base score of 4.6 (MEDIUM).

CVE-2015-0603

MEDIUM · CVSS 4.6EPSS 0.3%EU EUVD

Cisco Unified IP 9900 phones with firmware 9.4(.1) and earlier use weak permissions for unspecified files, which allows local users to cause a denial of service (persistent hang or reboot) by writing to a phone's filesystem, aka Bug ID CSCup90474.

Key facts

CVSS score: 4.6 (v2.0)
Severity: MEDIUM
CVSS vector: AV:L/AC:L/Au:S/C:N/I:N/A:C
Weakness (CWE): CWE-264
EPSS score: 0.3% (23th percentile)
In CISA KEV: No
In EU EUVD: Yes (EUVD-2015-0616)
Published: February 7, 2015
NVD last modified: June 17, 2026
Status: Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2015-0616 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

cisco / unified ip phone 9951
cisco / unified ip phone 9971
cisco / unified ip phones 9900 series firmware

References

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

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