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CVE-2024-25389

Date: March 26, 2024

RT-Thread through 5.0.2 generates random numbers with a weak algorithm of "seed = 214013L * seed + 2531011L; return (seed >> 16) & 0x7FFF;" in calc_random in drivers/misc/rt_random.c.

Language: C

Severity Score

Related Resources (7)

http://www.openwall.com/lists/oss-security/2024/03/05/1
https://security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/
https://github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txt
https://nvd.nist.gov/vuln/detail/CVE-2024-25389
https://seclists.org/fulldisclosure/2024/Mar/28
https://github.com/RT-Thread/rt-thread/issues/8283
https://www.mend.io/vulnerability-database/CVE-2024-25389

Severity Score

Weakness Type (CWE)

Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

CWE-338

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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