Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2023-33241— GG18 / GG20 TSS Beta Parameter Vulnerability

Quick assessment

Affected
GG TSS Implementations Wallet
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

tss-lib是IO FinNet开源的一个基于 Gennaro 和 Goldfeder 2020[1] 和 EdDSA (Edwards Curve Digital Signature Algorithm) 的多方 {t,n}- 阈值 ECDSA（椭圆曲线数字签名算法）的实现。 GG18 、GG20 TSS存在安全漏洞，该漏洞源于允许攻击者使用 GG18 和 GG20 协议从任何钱包中提取ECDSA私钥。

CVSS 9.6 · Critical EPSS 1.18% · P67

Possible ATT&CK Techniques 1 AI

T1552.006 · Group Policy Preferences
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-33241

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
GG18 / GG20 TSS Beta Parameter Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Crypto wallets implementing the GG18 or GG20 TSS protocol might allow an attacker to extract a full ECDSA private key by injecting a malicious pallier key and cheating in the range proof. Depending on the Beta parameters chosen in the protocol implementation, the attack might require 16 signatures or more fully exfiltrate the other parties' private key shares.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
GG18 TSS和GG20 TSS 注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
tss-lib是IO FinNet开源的一个基于 Gennaro 和 Goldfeder 2020[1] 和 EdDSA (Edwards Curve Digital Signature Algorithm) 的多方 {t,n}- 阈值 ECDSA（椭圆曲线数字签名算法）的实现。 GG18 、GG20 TSS存在安全漏洞，该漏洞源于允许攻击者使用 GG18 和 GG20 协议从任何钱包中提取ECDSA私钥。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
GG TSS Implementations Wallet 18 -

II. Public POCs for CVE-2023-33241

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 9431 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2023-33241

请登录查看更多情报信息。

Security Blog Posts for CVE-2023-33241 (1)

Other References for CVE-2023-33241 (4)

IV. Related Vulnerabilities

Same product: Wallet

V. Comments for CVE-2023-33241

No comments yet

Leave a comment