CVE-2018-12617
CVSS v3
7.5
HIGH
EPSS Score
11.0 %
exploit probability
CISA KEV
No
known exploited
Exploitation
—
SSVC status
Description
qmp_guest_file_read in qga/commands-posix.c and qga/commands-win32.c in qemu-ga (aka QEMU Guest Agent) in QEMU 2.12.50 has an integer overflow causing a g_malloc0() call to trigger a segmentation fault when trying to allocate a large memory chunk. The vulnerability can be exploited by sending a crafted QMP command (including guest-file-read with a large count value) to the agent via the listening socket.
Technical details
- Published
- 2018-06-21
- Exploit-DB
- EDB-44925
Frequently asked questions
What is CVE-2018-12617?
qmp_guest_file_read in qga/commands-posix.c and qga/commands-win32.c in qemu-ga (aka QEMU Guest Agent) in QEMU 2.12.50 has an integer overflow causing a g_malloc0() call to trigger a segmentation fault when trying to allocate a large memory chunk. The vulnerability can be exploited by sending a crafted QMP command (including guest-file-read with a large count value) to the agent via the listening socket.
Is CVE-2018-12617 actively exploited?
Active exploitation of CVE-2018-12617 has not been confirmed. The EPSS score is 11.0%, indicating the estimated probability of exploitation in the next 30 days.
What is the CVSS score for CVE-2018-12617?
CVE-2018-12617 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2018-12617 affecting your environment?
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