Citrix Hypervisor 8.2 LTSR denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Citrix Hypervisor 8.2 LTSR. This impacts an unknown function. The manipulation results in denial of service. This vulnerability was named CVE-2021-3416. The attack may be performed from remote. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in Citrix Hypervisor 8.2 LTSR (Virtualization Software). It has been classified as critical. Affected is some unknown functionality. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was presented 06/27/2021 as CTX316325. The advisory is shared for download at support.citrix.com. This vulnerability is traded as CVE-2021-3416. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 209571 (Oracle Linux 8 : virt:kvm_utils3 (ELSA-2024-12792)), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at support.citrix.com.

The vulnerability is also documented in the vulnerability database at Tenable (209571). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.0
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 209571
Nessus Name: Oracle Linux 8 : virt:kvm_utils3 (ELSA-2024-12792)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: support.citrix.com

Timelineinfo

02/25/2021 🔍
06/27/2021 +121 days 🔍
06/27/2021 +0 days 🔍
10/25/2024 +1216 days 🔍

Sourcesinfo

Vendor: citrix.com

Advisory: CTX316325
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2021-3416 (🔍)
GCVE (CVE): GCVE-0-2021-3416
GCVE (VulDB): GCVE-100-177648

Entryinfo

Created: 06/27/2021 16:04
Updated: 10/25/2024 09:57
Changes: 06/27/2021 16:04 (35), 06/27/2021 16:05 (5), 07/03/2021 02:19 (3), 07/03/2021 02:27 (18), 10/25/2024 09:57 (17)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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