wolfSSL up to 5.6.6 on Linux wolfCrypt ed25519.c in wc_ed25519_sign_msg Rowhammer improper restriction of software interfaces to hardware features

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.
7.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in wolfSSL up to 5.6.6 on Linux. Affected is the function in wc_ed25519_sign_msg of the file wolfssl/wolfcrypt/src/ed25519.c of the component wolfCrypt. This manipulation causes improper restriction of software interfaces to hardware features. This vulnerability is tracked as CVE-2024-2881. The attack is only possible within the local network. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in wolfSSL up to 5.6.6 on Linux and classified as critical. Affected by this vulnerability is the function in wc_ed25519_sign_msg of the file wolfssl/wolfcrypt/src/ed25519.c of the component wolfCrypt. The manipulation with an unknown input leads to a improper restriction of software interfaces to hardware features vulnerability. The CWE definition for the vulnerability is CWE-1256. The product provides software-controllable device functionality for capabilities such as power and clock management, but it does not properly limit functionality that can lead to modification of hardware memory or register bits, or the ability to observe physical side channels. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Fault Injection vulnerability in wc_ed25519_sign_msg function in wolfssl/wolfcrypt/src/ed25519.c in WolfSSL wolfssl5.6.6 on Linux/Windows allows remote attacker co-resides in the same system with a victim process to disclose information and escalate privileges via Rowhammer fault injection to the ed25519_key structure.

It is possible to read the advisory at github.com. This vulnerability is known as CVE-2024-2881 since 03/25/2024. The exploitation appears to be difficult. The attack can only be initiated within the local network. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 213003 (CBL Mariner 2.0 Security Update: mariadb (CVE-2024-2881)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.7.0 eliminates this vulnerability. The upgrade is hosted for download at github.com.

The vulnerability is also documented in the vulnerability database at Tenable (213003). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 6.7
CNA Vector (wolfSSL): 🔍

CVSSv2info

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

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

Exploitinginfo

Class: Improper restriction of software interfaces to hardware features
CWE: CWE-1256
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

Nessus ID: 213003
Nessus Name: CBL Mariner 2.0 Security Update: mariadb (CVE-2024-2881)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: wolfSSL 5.7.0

Timelineinfo

03/25/2024 🔍
08/30/2024 +157 days 🔍
08/30/2024 +0 days 🔍
12/13/2024 +105 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2024-2881 (🔍)
GCVE (CVE): GCVE-0-2024-2881
GCVE (VulDB): GCVE-100-276187

Entryinfo

Created: 08/30/2024 06:46
Updated: 12/13/2024 21:10
Changes: 08/30/2024 06:46 (67), 08/31/2024 13:53 (1), 09/05/2024 03:44 (11), 12/13/2024 21:10 (2)
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!