VDB-257172 · CVE-2024-2599 · GCVE-0-2024-2599

Amssplus AMSS++ 4.31 unrestricted upload

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.
9.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Amssplus AMSS++ 4.31. It has been declared as very critical. This vulnerability affects unknown code. The manipulation results in unrestricted upload. This vulnerability is reported as CVE-2024-2599. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Amssplus AMSS++ 4.31. It has been classified as very critical. Affected is some unknown processing. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

File upload restriction evasion vulnerability in AMSS++ version 4.31. This vulnerability could allow an authenticated user to potentially obtain RCE through webshell, compromising the entire infrastructure.

The weakness was disclosed by Rafael Pedrero. The advisory is shared for download at incibe.es. This vulnerability is traded as CVE-2024-2599 since 03/18/2024. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 03/18/2024). The MITRE ATT&CK project declares the attack technique as T1608.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Amssplus

Name

AMSS++

Version

4.31

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.4
VulDB Meta Temp Score: 9.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 9.9
CNA 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: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/18/2024 🔍
03/18/2024 +0 days 🔍
03/18/2024 +0 days 🔍
03/18/2024 +0 days 🔍

Sourcesinfo

Advisory: incibe.es
Researcher: Rafael Pedrero
Status: Not defined

CVE: CVE-2024-2599 (🔍)
GCVE (CVE): GCVE-0-2024-2599
GCVE (VulDB): GCVE-100-257172

Entryinfo

Created: 03/18/2024 15:27
Changes: 03/18/2024 15:27 (60)
Complete: 🔍
Cache ID: 216::103