CVE-2024-25389

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.
PRNG
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
mitreCNA
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CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 29%
VendorProductVersion
rt-threadrt-thread
𝑥
≤ 5.0.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
http://www.openwall.com/lists/oss-security/2024/03/05/1
https://github.com/RT-Thread/rt-thread/issues/8283
https://github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txt
https://seclists.org/fulldisclosure/2024/Mar/28
https://security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/
http://www.openwall.com/lists/oss-security/2024/03/05/1
https://github.com/RT-Thread/rt-thread/issues/8283
https://github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txt
https://seclists.org/fulldisclosure/2024/Mar/28
https://security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/