RRWO Crypt::SaltedHash up to 0.09 on Perl rand weak prng

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in RRWO Crypt::SaltedHash up to 0.09 on Perl. This impacts the function rand. Executing a manipulation can lead to weak prng. This vulnerability appears as CVE-2026-47372. The attack may be performed from remote. There is no available exploit. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability classified as problematic was found in RRWO Crypt::SaltedHash up to 0.09 on Perl. This vulnerability affects the function rand. The manipulation with an unknown input leads to a weak prng vulnerability. The CWE definition for the vulnerability is CWE-338. The product uses a Pseudo-Random Number Generator (PRNG) in a security context, but the PRNG's algorithm is not cryptographically strong. As an impact it is known to affect confidentiality. CVE summarizes:

Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is predictable and unsuitable for cryptography.

The advisory is available at metacpan.org. This vulnerability was named CVE-2026-47372 since 05/19/2026. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1600.001 by the MITRE ATT&CK project.

The vulnerability scanner Nessus provides a plugin with the ID 316023 (Linux Distros Unpatched Vulnerability : CVE-2026-47372), which helps to determine the existence of the flaw in a target environment.

Applying the patch 9b68437d2cd420b819b3a795474c3870338d38d5 is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at Tenable (316023). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

ADP CISA Base Score: 9.1
ADP CISA Vector: 🔒

CVSSv2info

AVACAuCIA
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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: 🔒

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Nessus ID: 316023
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2026-47372

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 9b68437d2cd420b819b3a795474c3870338d38d5

Timelineinfo

05/19/2026 CVE reserved
05/21/2026 +2 days Advisory disclosed
05/21/2026 +0 days VulDB entry created
05/24/2026 +2 days VulDB entry last update

Sourcesinfo

Advisory: metacpan.org
Status: Confirmed

CVE: CVE-2026-47372 (🔒)
GCVE (CVE): GCVE-0-2026-47372
GCVE (VulDB): GCVE-100-364978

Entryinfo

Created: 05/21/2026 06:42
Updated: 05/24/2026 01:45
Changes: 05/21/2026 06:42 (57), 05/22/2026 04:43 (2), 05/24/2026 01:45 (11)
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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