VDB-303521 · CVE-2024-57835 · GCVE-0-2024-57835

TANIGUCHI Amon2::Auth::Site::LINE up to 0.04 String::random weak prng

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.
3.7	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in TANIGUCHI Amon2::Auth::Site::LINE up to 0.04. This impacts the function String::random. The manipulation leads to weak prng. This vulnerability is documented as CVE-2024-57835. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in TANIGUCHI Amon2::Auth::Site::LINE up to 0.04 and classified as problematic. This issue affects the function String::random. The manipulation with an unknown input leads to a weak prng vulnerability. Using CWE to declare the problem leads to CWE-338. The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong. Impacted is confidentiality. The summary by CVE is:

Amon2::Auth::Site::LINE uses the String::Random module to generate nonce values. String::Random defaults to Perl's built-in predictable random number generator, the rand() function, which is not cryptographically secure

The advisory is shared at metacpan.org. The identification of this vulnerability is CVE-2024-57835 since 03/26/2025. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1600.001 for this issue.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

TANIGUCHI

Name

Amon2::Auth::Site::LINE

Version

0.04

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.7

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: Weak prng
CWE: CWE-338 / CWE-331 / CWE-330
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

03/26/2025 🔍
04/05/2025 +9 days 🔍
04/05/2025 +0 days 🔍
04/05/2025 +0 days 🔍

Sourcesinfo

Advisory: metacpan.org
Status: Not defined

CVE: CVE-2024-57835 (🔍)
GCVE (CVE): GCVE-0-2024-57835
GCVE (VulDB): GCVE-100-303521

Entryinfo

Created: 04/05/2025 18:37
Changes: 04/05/2025 18:37 (53)
Complete: 🔍
Cache ID: 216::103