How severe is CVE-2015-1923?

CVE-2015-1923 has a CVSS 2.0 base score of 7.8, rated high severity.

Is CVE-2015-1923 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2015-1923?

CVE-2015-1923 primarily affects Ibm Tivoli Storage Manager Fastback. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2015-1923?

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-2015-1923 published?

CVE-2015-1923 was published on 2015-06-30 and last updated on 2026-06-17.

CVE-2015-1923

CVE-2015-1923 is a high-severity vulnerability in Ibm Tivoli Storage Manager Fastback with a CVSS 2.0 base score of 7.8. Its EPSS exploit-prediction score of 19% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-119.

Key facts

Severity: High (CVSS 2.0 base score 7.8)
EPSS exploit prediction: 19% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-119
Affected product: Ibm Tivoli Storage Manager Fastback
Published: 2015-06-30
Last modified: 2026-06-17

Description

Buffer overflow in the server in IBM Tivoli Storage Manager FastBack 6.1 before 6.1.12 allows remote attackers to cause a denial of service (daemon crash) via unspecified vectors.

Frequently asked questions

What is CVE-2015-1923?: Buffer overflow in the server in IBM Tivoli Storage Manager FastBack 6.1 before 6.1.12 allows remote attackers to cause a denial of service (daemon crash) via unspecified vectors.
How severe is CVE-2015-1923?: CVE-2015-1923 has a CVSS 2.0 base score of 7.8, rated high severity.
Is CVE-2015-1923 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 19% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2015-1923?: CVE-2015-1923 primarily affects Ibm Tivoli Storage Manager Fastback. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2015-1923?: 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-2015-1923 published?: CVE-2015-1923 was published on 2015-06-30 and last updated on 2026-06-17.

References

Affected products (11)

cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.0.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.7.2:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.8.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.8.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.9.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.9.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.10.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.10.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.11.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:tivoli_storage_manager_fastback:6.1.11.1:*:*:*:*:*:*:*

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