PQClean may Digital Signature signature verification

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.
5.6$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in PQClean may. The impacted element is an unknown function of the component Digital Signature Handler. The manipulation leads to an unknown weakness. This vulnerability is listed as CVE-2023-24025. There is no available exploit.

Detailsinfo

A vulnerability was found in PQClean may and classified as problematic. This issue affects an unknown code of the component Digital Signature Handler. Using CWE to declare the problem leads to CWE-347. The product does not verify, or incorrectly verifies, the cryptographic signature for data. Impacted is integrity, and availability. The summary by CVE is:

CRYSTALS-DILITHIUM (in Post-Quantum Cryptography Selected Algorithms 2022) in PQClean d03da30 may allow universal forgeries of digital signatures via a template side-channel attack because of intermediate data leakage of one vector.

The weakness was presented 01/21/2023. It is possible to read the advisory at csrc.nist.gov. The identification of this vulnerability is CVE-2023-24025 since 01/20/2023. The technical details are unknown and an exploit is not publicly available.

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

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-28089). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

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

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Signature verification
CWE: CWE-347 / CWE-345
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/20/2023 🔍
01/21/2023 +1 days 🔍
01/21/2023 +0 days 🔍
10/16/2025 +999 days 🔍

Sourcesinfo

Advisory: csrc.nist.gov
Status: Confirmed

CVE: CVE-2023-24025 (🔍)
GCVE (CVE): GCVE-0-2023-24025
GCVE (VulDB): GCVE-100-219083
EUVD: 🔍

Entryinfo

Created: 01/21/2023 09:09
Updated: 10/16/2025 06:49
Changes: 01/21/2023 09:09 (35), 02/18/2023 07:30 (13), 04/02/2025 23:16 (16), 10/16/2025 06:49 (1)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you need the next level of professionalism?

Upgrade your account now!