Azure azure-uamqp-c up to 1.0 double free

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.
9.7$0-$5k0.00

Summaryinfo

A vulnerability categorized as very critical has been discovered in Azure azure-uamqp-c up to 1.0. This issue affects some unknown processing. Executing a manipulation can lead to double free. This vulnerability is tracked as CVE-2024-27099. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical was found in Azure azure-uamqp-c up to 1.0. This vulnerability affects an unknown functionality. The manipulation with an unknown input leads to a double free vulnerability. The CWE definition for the vulnerability is CWE-415. The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

The uAMQP is a C library for AMQP 1.0 communication to Azure Cloud Services. When processing an incorrect `AMQP_VALUE` failed state, may cause a double free problem. This may cause a RCE. Update submodule with commit 2ca42b6e4e098af2d17e487814a91d05f6ae4987.

The weakness was disclosed 02/27/2024 as GHSA-6rh4-fj44-v4jj. The advisory is available at github.com. This vulnerability was named CVE-2024-27099 since 02/19/2024. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 02/14/2025).

Upgrading to version 2023-2-08 eliminates this vulnerability. Applying the patch 2ca42b6e4e098af2d17e487814a91d05f6ae4987 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.7

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

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 9.8
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Double free
CWE: CWE-415 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: azure-uamqp-c 2023-2-08
Patch: 2ca42b6e4e098af2d17e487814a91d05f6ae4987

Timelineinfo

02/19/2024 🔍
02/27/2024 +8 days 🔍
02/27/2024 +0 days 🔍
02/14/2025 +353 days 🔍

Sourcesinfo

Product: github.com

Advisory: GHSA-6rh4-fj44-v4jj
Status: Confirmed

CVE: CVE-2024-27099 (🔍)
GCVE (CVE): GCVE-0-2024-27099
GCVE (VulDB): GCVE-100-254962

Entryinfo

Created: 02/27/2024 20:15
Updated: 02/14/2025 19:58
Changes: 02/27/2024 20:15 (51), 02/14/2025 19:58 (26)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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