Out-of-bound write in Synology DSM CGI before 7.2.1 (DoS)
CVE-2024-45539 Published on December 4, 2025
Out-of-bounds write vulnerability in cgi components in Synology DiskStation Manager (DSM) before 7.2.1-69057-2 and 7.2.2-72806 and Synology Unified Controller (DSMUC) before 3.1.4-23079 allows remote attackers to conduct denial-of-service attacks via unspecified vectors.
Vulnerability Analysis
CVE-2024-45539 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2024-45539 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2024-45539
Want to know whenever a new CVE is published for Synology Diskstation Manager? stack.watch will email you.
Affected Versions
Synology DiskStation Manager (DSM):- Version 7.2.2 and below 7.2.2-72806 is affected.
- Version 7.2.1 and below 7.2.1-69057-2 is affected.
- Before 7.2.1 is unknown.
- Version 3.1 and below 3.1.4-23079 is affected.
- Before 3.1 is unknown.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.