CVE-2025-49087 | THREATINT

Description

In Mbed TLS 3.6.1 through 3.6.3 before 3.6.4, a timing discrepancy in block cipher padding removal allows an attacker to recover the plaintext when PKCS#7 padding mode is used.

PUBLISHED Reserved 2025-05-30 | Published 2025-07-20 | Updated 2025-07-21 | Assigner mitre

MEDIUM: 4.0CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:N/A:N

Problem types

CWE-385 Covert Timing Channel

Product status

Default status

unaffected

3.6.1 (custom) before 3.6.4

affected

References

mbed-tls.readthedocs.io/...tech-updates/security-advisories/

github.com/...isories/mbedtls-security-advisory-2025-06-5.md

cve.org (CVE-2025-49087)

nvd.nist.gov (CVE-2025-49087)

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