Vulnerability · Published Mar 27, 2024 · Assigned by mitre
CVE-2024-25389
High 7.5
In plain English
A high-severity security flaw in the affected software. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.8% (higher than 58% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)0.8%top 42.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
Weakness: CWE-338 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
- https://github.com/RT-Thread/rt-thread/issues/8283
- https://github.com/hnsecurity/vulns/blob/main/HNS-2024-05-rt-thread.txt
- https://security.humanativaspa.it/multiple-vulnerabilities-in-rt-thread-rtos/
- https://seclists.org/fulldisclosure/2024/Mar/28
- [oss-security] 20240305 HNS-2024-05 - HN Security Advisory - Multiple vulnerabilities in RT-Thread RTOS mailing-list
- http://seclists.org/fulldisclosure/2024/Mar/28