VDB-226956 · CVE-2023-20864 · VMSA-2023-0007

VMware Aria Operations for Logs up to 8.8.x/8.10.2 deserialization

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.6	$5k-$25k	0.00

Summaryinfo

A vulnerability, which was classified as very critical, was found in VMware Aria Operations for Logs up to 8.8.x/8.10.2. This issue affects some unknown processing. The manipulation results in deserialization. This vulnerability is identified as CVE-2023-20864. The attack can be executed remotely. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as very critical, was found in VMware Aria Operations for Logs up to 8.8.x/8.10.2. Affected is some unknown functionality. The manipulation with an unknown input leads to a deserialization vulnerability. CWE is classifying the issue as CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

VMware Aria Operations for Logs contains a deserialization vulnerability. An unauthenticated, malicious actor with network access to VMware Aria Operations for Logs may be able to execute arbitrary code as root.

The weakness was released 04/21/2023 as VMSA-2023-0007. The advisory is shared for download at vmware.com. This vulnerability is traded as CVE-2023-20864 since 11/01/2022. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 05/15/2023).

As 0-day the estimated underground price was around $25k-$100k.

Upgrading to version 8.12 eliminates this vulnerability. The upgrade is hosted for download at customerconnect.vmware.com.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

VMware

Name

Aria Operations for Logs

Version

License

commercial

Website

Vendor: https://www.vmware.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.6

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Deserialization
CWE: CWE-502 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Aria Operations for Logs 8.12

Timelineinfo

11/01/2022 🔍
04/21/2023 +170 days 🔍
04/21/2023 +0 days 🔍
05/15/2023 +24 days 🔍

Sourcesinfo

Vendor: vmware.com

Advisory: VMSA-2023-0007
Status: Confirmed

CVE: CVE-2023-20864 (🔍)
GCVE (CVE): GCVE-0-2023-20864
GCVE (VulDB): GCVE-100-226956
scip Labs: https://www.scip.ch/en/?labs.20060413

Entryinfo

Created: 04/21/2023 07:57
Updated: 05/15/2023 07:29
Changes: 04/21/2023 07:57 (39), 04/21/2023 07:58 (2), 05/15/2023 07:29 (10)
Complete: 🔍
Cache ID: 216::103