Privilege escalation in Traffix SDC Linux kernel component
| Risk | Low |
| Patch available | NO |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-3612 |
| CWE-ID | CWE-787 |
| Exploitation vector | Local |
| Public exploit | N/A |
| Vulnerable software Subscribe |
Traffix SDC Client/Desktop applications / Software for system administration |
| Vendor | F5 Networks |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Out-of-bounds write
EUVDB-ID: #VU55231
Risk: Low
CVSSv3.1: 6.4 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:U/RC:C]
CVE-ID: CVE-2021-3612
CWE-ID:
CWE-787 - Out-of-bounds write
Exploit availability: No
Description The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in joystick devices subsystem in Linux kernel. A local user can make a specially crafted JSIOCSBTNMAP IOCTL call, trigger out-of-bounds write and execute arbitrary code with escalated privileges.
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.
Vulnerable software versionsTraffix SDC: 5.2.0 - 5.2.2
External linkshttp://support.f5.com/csp/article/K01311313
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
