CVE-2022-25898— Improper Verification of Cryptographic Signature
Quick assessment
Affected
n/a jsrsasign
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
jsrsasign package是日本浦岛贤治个人开发者的一款开源的加密库。 jsrsasign 10.5.25之前版本存在安全漏洞，该漏洞源于当 JWS 或 JWT 签名具有非 Base64URL 编码的特殊字符或数字转义字符可能被错误地验证为有效时，容易受到加密签名的不正确验证。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2022-25898
Vulnerability Information
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Vulnerability Title
Improper Verification of Cryptographic Signature
Source: CVE Program / CVE List V5
Vulnerability Description
The package jsrsasign before 10.5.25 are vulnerable to Improper Verification of Cryptographic Signature when JWS or JWT signature with non Base64URL encoding special characters or number escaped characters may be validated as valid by mistake. Workaround: Validate JWS or JWT signature if it has Base64URL and dot safe string before executing JWS.verify() or JWS.verifyJWT() method.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
jsrsasign 数据伪造问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
jsrsasign package是日本浦岛贤治个人开发者的一款开源的加密库。 jsrsasign 10.5.25之前版本存在安全漏洞，该漏洞源于当 JWS 或 JWT 签名具有非 Base64URL 编码的特殊字符或数字转义字符可能被错误地验证为有效时，容易受到加密签名的不正确验证。
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 |
|---|---|---|---|---|
| - | jsrsasign | unspecified ~ 10.5.25 | - |
|
II. Public POCs for CVE-2022-25898
| # | POC Description | Source Link | Shenlong Link |
|---|
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Patches & Fixes for CVE-2022-25898 (1)
Vendor Advisories for CVE-2022-25898 (3)
-
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWERGITHUBKJUR-2935897 x_refsource_MISC
-
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSBOWER-2935898 x_refsource_MISC
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https://snyk.io/vuln/SNYK-JS-JSRSASIGN-2869122 x_refsource_MISC
Other References for CVE-2022-25898 (1)
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https://github.com/kjur/jsrsasign/releases/tag/10.5.25 x_refsource_MISC
Same Patch Batch · n/a · 2022-07-01 · 54 CVEs total
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| CVE-2022-25876 | 6.2 MEDIUM | Server-side Request Forgery (SSRF) |
| CVE-2022-25758 | 5.3 MEDIUM | Regular Expression Denial of Service (ReDoS) |
| CVE-2022-25896 | 4.8 MEDIUM | Session Fixation |
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| CVE-2022-32095 | Hospital Management System SQL注入漏洞 | |
| CVE-2022-32324 | PDFAlto 缓冲区错误漏洞 | |
| CVE-2022-34903 | GnuPG 注入漏洞 | |
| CVE-2022-32411 | HongCMS 安全漏洞 | |
| CVE-2022-32088 | MariaDB 安全漏洞 | |
| CVE-2022-32035 | Tenda M3 缓冲区错误漏洞 | |
| CVE-2022-32086 | MariaDB 安全漏洞 | |
| CVE-2022-32085 | MariaDB 安全漏洞 | |
| CVE-2022-32083 | MariaDB 安全漏洞 | |
| CVE-2022-32030 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32031 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32032 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32033 | Tenda AX1806 缓冲区错误漏洞 | |
| CVE-2022-32034 | Tenda M3 缓冲区错误漏洞 | |
| CVE-2022-32037 | Tenda M3 缓冲区错误漏洞 |
Showing top 20 of 54 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2022-25898
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