How severe is CVE-2013-5971?

CVE-2013-5971 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2013-5971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-5971?

CVE-2013-5971 primarily affects Vmware Vcenter Server. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-5971?

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

When was CVE-2013-5971 published?

CVE-2013-5971 was published on 2013-10-21 and last updated on 2026-06-16.

CVE-2013-5971

CVE-2013-5971 is a medium-severity vulnerability in Vmware Vcenter Server with a CVSS 2.0 base score of 6.8. 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-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Vmware Vcenter Server
Published: 2013-10-21
Last modified: 2026-06-16

Description

Session fixation vulnerability in the vSphere Web Client Server in VMware vCenter Server 5.0 before Update 3 allows remote attackers to hijack web sessions and gain privileges via unspecified vectors.

Frequently asked questions

What is CVE-2013-5971?: Session fixation vulnerability in the vSphere Web Client Server in VMware vCenter Server 5.0 before Update 3 allows remote attackers to hijack web sessions and gain privileges via unspecified vectors.
How severe is CVE-2013-5971?: CVE-2013-5971 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2013-5971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-5971?: CVE-2013-5971 primarily affects Vmware Vcenter Server. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-5971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-5971 published?: CVE-2013-5971 was published on 2013-10-21 and last updated on 2026-06-16.

References

Affected products (9)

cpe:2.3:a:vmware:vcenter_server:*:update_2_rc:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:4.0.0.10021:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:4.0.0.12305:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:4.1:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:4.1.0.12319:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:4.1.0.14766:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:4.1.0.17435:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:5.0:*:*:*:*:*:*:*
cpe:2.3:a:vmware:vcenter_server:5.0:update_1:*:*:*:*:*:*

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