How severe is CVE-2015-4951?

CVE-2015-4951 has a CVSS 3.x base score of 5.3, rated medium 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 low.

Is CVE-2015-4951 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-4951?

CVE-2015-4951 primarily affects Ibm Tivoli Storage Manager. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-4951?

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

When was CVE-2015-4951 published?

CVE-2015-4951 was published on 2016-01-20 and last updated on 2026-06-17.

CVE-2015-4951

CVE-2015-4951 is a medium-severity vulnerability in Ibm Tivoli Storage Manager with a CVSS 3.x base score of 5.3. 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: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (68th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Ibm Tivoli Storage Manager
Published: 2016-01-20
Last modified: 2026-06-17

Description

Client Acceptor Daemon (CAD) in the client in IBM Spectrum Protect (formerly Tivoli Storage Manager) 5.5 and 6.x before 6.3.2.5, 6.4 before 6.4.3.1, and 7.1 before 7.1.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted Web client URL.

Frequently asked questions

What is CVE-2015-4951?: Client Acceptor Daemon (CAD) in the client in IBM Spectrum Protect (formerly Tivoli Storage Manager) 5.5 and 6.x before 6.3.2.5, 6.4 before 6.4.3.1, and 7.1 before 7.1.3 allows remote attackers to cause a denial of service (daemon crash) via a crafted Web client URL.
How severe is CVE-2015-4951?: CVE-2015-4951 has a CVSS 3.x base score of 5.3, rated medium 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 low.
Is CVE-2015-4951 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-4951?: CVE-2015-4951 primarily affects Ibm Tivoli Storage Manager. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-4951?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2015-4951 published?: CVE-2015-4951 was published on 2016-01-20 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:ibm:tivoli_storage_manager:5.5:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager:6.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager:6.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager:6.3:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager:6.4:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager:7.1:*:*:*:*:*:*:*

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