VDB-289187 · CVE-2024-55539 · GCVE-0-2024-55539

Acronis Cyber Protect Cloud Agent up to 39184 on Linux RPM Package risky encryption

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.
2.4	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in Acronis Cyber Protect Cloud Agent up to 39184 on Linux and classified as problematic. This affects an unknown function of the component RPM Package Handler. The manipulation leads to risky encryption. This vulnerability is uniquely identified as CVE-2024-55539. Local access is required to approach this attack. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Acronis Cyber Protect Cloud Agent up to 39184 on Linux. It has been rated as problematic. This issue affects an unknown part of the component RPM Package Handler. The manipulation with an unknown input leads to a risky encryption vulnerability. Using CWE to declare the problem leads to CWE-327. The product uses a broken or risky cryptographic algorithm or protocol. Impacted is integrity. The summary by CVE is:

Weak algorithm used to sign RPM package. The following products are affected: Acronis Cyber Protect Cloud Agent (Linux) before build 39185.

It is possible to read the advisory at security-advisory.acronis.com. The identification of this vulnerability is CVE-2024-55539 since 12/06/2024. The exploitation is known to be difficult. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK.

Upgrading to version 39185 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Cloud Software

Vendor

Acronis

Name

Cyber Protect Cloud Agent

Version

39184

License

commercial

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.5
VulDB Meta Temp Score: 2.4

VulDB Base Score: 2.5
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 2.5
CNA Vector (Acronis): 🔍

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: Risky encryption
CWE: CWE-327 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: Cyber Protect Cloud Agent 39185

Timelineinfo

12/06/2024 🔍
12/23/2024 +17 days 🔍
12/23/2024 +0 days 🔍
01/10/2025 +18 days 🔍

Sourcesinfo

Advisory: security-advisory.acronis.com
Status: Confirmed

CVE: CVE-2024-55539 (🔍)
GCVE (CVE): GCVE-0-2024-55539
GCVE (VulDB): GCVE-100-289187

Entryinfo

Created: 12/23/2024 15:39
Updated: 01/10/2025 04:49
Changes: 12/23/2024 15:39 (66), 01/10/2025 04:49 (1)
Complete: 🔍
Cache ID: 216::103