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

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-52497

Quick assessment

Affected
Mbed mbedtls
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.

Mbed TLS是Mbed TLS开源的一个开源、可移植、易于使用、可读且灵活的 SSL 库。 Mbed TLS 3.6.4之前版本存在安全漏洞，该漏洞源于PEM解析中的堆缓冲区下溢，可能导致内存损坏。

CVSS 4.8 · Medium EPSS 0.33% · P24

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-52497

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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Mbed TLS before 3.6.4 has a PEM parsing one-byte heap-based buffer underflow, in mbedtls_pem_read_buffer and two mbedtls_pk_parse functions, via untrusted PEM input.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
Off-by-one错误
Source: CVE Program / CVE List V5
Vulnerability Title
Mbed TLS 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Mbed TLS是Mbed TLS开源的一个开源、可移植、易于使用、可读且灵活的 SSL 库。 Mbed TLS 3.6.4之前版本存在安全漏洞，该漏洞源于PEM解析中的堆缓冲区下溢，可能导致内存损坏。
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
Mbed mbedtls 0 ~ 3.6.4 -

II. Public POCs for CVE-2025-52497

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-52497

请登录查看更多情报信息。

Vendor Advisories for CVE-2025-52497 (1)

Same Patch Batch · Mbed · 2025-07-04 · 4 CVEs total

CVE-2025-52496 7.8 HIGH Mbed TLS 安全漏洞
CVE-2025-49600 4.9 MEDIUM Mbed TLS 安全漏洞
CVE-2025-49601 4.8 MEDIUM Mbed TLS 缓冲区错误漏洞

IV. Related Vulnerabilities

Same product: mbedtls
Same vendor: Mbed
Same weakness: CWE-193

V. Comments for CVE-2025-52497

No comments yet

Leave a comment