How severe is CVE-2015-4265?

CVE-2015-4265 has a CVSS 2.0 base score of 4.9, rated medium severity.

Is CVE-2015-4265 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4265?

CVE-2015-4265 primarily affects Cisco Ucs B-series Blade Server Software. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4265?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2015-4265 published?

CVE-2015-4265 was published on 2015-10-12 and last updated on 2026-06-17.

CVE-2015-4265

CVE-2015-4265 is a medium-severity vulnerability in Cisco Ucs B-series Blade Server Software with a CVSS 2.0 base score of 4.9. 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-399.

Key facts

Severity: Medium (CVSS 2.0 base score 4.9)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Cisco Ucs B-series Blade Server Software
Published: 2015-10-12
Last modified: 2026-06-17

Description

Cisco Unified Computing System (UCS) B Blade Server Software 2.2.x before 2.2.6 allows local users to cause a denial of service (host OS or BMC hang) by sending crafted packets over the Inter-IC (I2C) bus, aka Bug ID CSCuq77241.

Frequently asked questions

What is CVE-2015-4265?: Cisco Unified Computing System (UCS) B Blade Server Software 2.2.x before 2.2.6 allows local users to cause a denial of service (host OS or BMC hang) by sending crafted packets over the Inter-IC (I2C) bus, aka Bug ID CSCuq77241.
How severe is CVE-2015-4265?: CVE-2015-4265 has a CVSS 2.0 base score of 4.9, rated medium severity.
Is CVE-2015-4265 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4265?: CVE-2015-4265 primarily affects Cisco Ucs B-series Blade Server Software. In total, 19 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4265?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4265 published?: CVE-2015-4265 was published on 2015-10-12 and last updated on 2026-06-17.

References

Affected products (19)

cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(1b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(1c\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(1d\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(1e\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(1f\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(1g\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(1h\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(2c\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(2d\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(2e\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(3a\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(3b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(3c\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(3d\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(3e\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(3f\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(3g\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(4b\):*:*:*:*:*:*:*
cpe:2.3:a:cisco:ucs_b-series_blade_server_software:2.2\(5a\):*:*:*:*:*:*:*

Other CWE-399 (Resource Management Errors) vulnerabilities

CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →