Xen up to 4.14.x Ocaml xenstored Implementation access control

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Xen up to 4.14.x. The affected element is an unknown function of the component Ocaml xenstored Implementation. The manipulation results in access control. This vulnerability is reported as CVE-2020-29479. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as critical has been found in Xen up to 4.14.x (Virtualization Software). Affected is some unknown functionality of the component Ocaml xenstored Implementation. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was disclosed 12/16/2020. The advisory is shared for download at xenbits.xenproject.org. This vulnerability is traded as CVE-2020-29479. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1068.

Applying a patch is able to eliminate this problem.

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

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/03/2020 🔍
12/16/2020 +13 days 🔍
12/16/2020 +0 days 🔍
12/18/2020 +2 days 🔍

Sourcesinfo

Advisory: xenbits.xenproject.org
Status: Confirmed

CVE: CVE-2020-29479 (🔍)
GCVE (CVE): GCVE-0-2020-29479
GCVE (VulDB): GCVE-100-166392

Entryinfo

Created: 12/16/2020 09:17
Updated: 12/18/2020 20:58
Changes: 12/16/2020 09:17 (37), 12/18/2020 20:58 (5)
Complete: 🔍
Cache ID: 216::103

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