Integer overflow in Bitdefender Internet Security

CVE-2017-17408

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Bitdefender Internet Security 2018. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within cevakrnl.xmd. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before allocating a buffer. An attacker can leverage this vulnerability to execute code under the context of SYSTEM. Was ZDI-CAN-5101.

Vulnerability class: Integer Overflow

EPSS: 0.065 (93.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-17408?
CVE-2017-17408 is a high-severity vulnerability in Bitdefender Internet Security, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2017-12-21.
How severe is CVE-2017-17408?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2017-17408 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.