Privilege Escalation Vulnerability in Intel 64 and IA-32 Architecture Operating Systems
CVE-2018-8897
Key Information:
- Vendor
Debian
- Status
- Vendor
- CVE Published:
- 8 May 2018
Badges
What is CVE-2018-8897?
This vulnerability arises from a mishandling of a statement in the System Programming Guide of Intel 64 and IA-32 Architectures. It affects the behavior of operating-system kernels due to unexpected handling of #DB exceptions that are deferred by the MOV SS or POP SS instructions. This delay can lead to privilege escalation or system crashes, particularly when these instructions precede OS control transfer instructions, which might not anticipate such exceptions, resulting in non-standard system behavior across various platforms, including Windows, macOS, Xen, FreeBSD, and several Linux distributions.
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Exploit Proof of Concept (PoC)
PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.
References
EPSS Score
24% chance of being exploited in the next 30 days.
CVSS V3.1
Timeline
- 🟡
Public PoC available
- 👾
Exploit known to exist
Vulnerability published
Vulnerability Reserved