How severe is CVE-2011-0547?

CVE-2011-0547 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2011-0547 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-0547?

CVE-2011-0547 primarily affects Symantec Veritas Dynamic Multi-pathing. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-0547?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2011-0547 published?

CVE-2011-0547 was published on 2011-08-19 and last updated on 2026-06-16.

CVE-2011-0547

CVE-2011-0547 is a critical-severity vulnerability in Symantec Veritas Dynamic Multi-pathing with a CVSS 2.0 base score of 10.0. 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-189.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Symantec Veritas Dynamic Multi-pathing
Published: 2011-08-19
Last modified: 2026-06-16

Description

Multiple integer overflows in vxsvc.exe in the Veritas Enterprise Administrator service in Symantec Veritas Storage Foundation 5.1 and earlier, Veritas Storage Foundation Cluster File System (SFCFS) 5.1 and earlier, Veritas Storage Foundation Cluster File System Enterprise for Oracle RAC (SFCFSORAC) 5.1 and earlier, Veritas Dynamic Multi-Pathing (DMP) 5.1, and NetBackup PureDisk 6.5.x through 6.6.1.x allow remote attackers to execute arbitrary code via (1) a crafted Unicode string, related to the vxveautil.value_binary_unpack function; (2) a crafted ASCII string, related to the vxveautil.value_binary_unpack function; or (3) a crafted value, related to the vxveautil.kv_binary_unpack function, leading to a buffer overflow.

Frequently asked questions

What is CVE-2011-0547?: Multiple integer overflows in vxsvc.exe in the Veritas Enterprise Administrator service in Symantec Veritas Storage Foundation 5.1 and earlier, Veritas Storage Foundation Cluster File System (SFCFS) 5.1 and earlier, Veritas Storage Foundation Cluster File System Enterprise for Oracle RAC (SFCFSORAC) 5.1 and earlier, Veritas Dynamic Multi-Pathing (DMP) 5.1, and NetBackup PureDisk 6.5.x through 6.6.1.x allow remote attackers to execute arbitrary code via (1) a crafted Unicode string, related to the vxveautil.value_binary_unpack function; (2) a crafted ASCII string, related to the vxveautil.value_binary_unpack function; or (3) a crafted value, related to the vxveautil.kv_binary_unpack function, leading to a buffer overflow.
How severe is CVE-2011-0547?: CVE-2011-0547 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2011-0547 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-0547?: CVE-2011-0547 primarily affects Symantec Veritas Dynamic Multi-pathing. In total, 12 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-0547?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2011-0547 published?: CVE-2011-0547 was published on 2011-08-19 and last updated on 2026-06-16.

References

Affected products (12)

cpe:2.3:a:symantec:veritas_dynamic_multi-pathing:5.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:veritas_storage_foundation:*:*:*:*:*:*:*:*
cpe:2.3:a:symantec:veritas_storage_foundation:5.0:*:*:*:*:*:*:*
cpe:2.3:a:symantec:veritas_storage_foundation_cluster_file_system_for_oracle_rac:*:*:*:*:*:*:*:*
cpe:2.3:a:symantec:veritas_storage_foundation_cluster_file_system_for_oracle_rac:5.0:*:*:*:*:*:*:*
cpe:2.3:a:symantec:netbackup_puredisk:6.5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:netbackup_puredisk:6.5.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:netbackup_puredisk:6.5.1.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:netbackup_puredisk:6.5.1.2:*:*:*:*:*:*:*
cpe:2.3:a:symantec:netbackup_puredisk:6.6.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:netbackup_puredisk:6.6.1.1:*:*:*:*:*:*:*
cpe:2.3:a:symantec:netbackup_puredisk:6.6.1.2:*:*:*:*:*:*:*

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