4
CVE-2025-63927
- EPSS 0.19%
- Veröffentlicht 12.11.2025 00:00:00
- Zuletzt bearbeitet 14.01.2026 19:35:13
- CVE-Watchlists
- Unerledigt
A heap-use-after-free vulnerability exists in airpig2011 IEC104 thru Commit be6d841 (2019-07-08). During multi-threaded client execution, the function Iec10x_Scheduled can access memory that has already been freed, potentially causing program crashes or undefined behavior. This may be exploited to trigger a denial-of-service or memory corruption.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Airpig2011 ≫ Iec104 Version <= 2019-07-08
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.19% | 0.093 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| CISA-ADP | 4 | 2.5 | 1.4 |
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
|
CWE-122 Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().
https://github.com/airpig2011/IEC104/issues/20
https://songsong.host/mybugs/CVE-2025-63927.html