CVE-2026-49494
Xcitium (formerly Comodo Security Solutions) Comodo Internet Security, Xcitium Client Security (XCS) 취약점
- 대응 우선순위
- 점검
- CVSS
- 8.7
- EPSS
- 0.54% 백분위 41.4% · 2026.06.27 기준
- CISA KEV
- 미등록
- 조치 기한
- -
- 공개일
- 2026.06.07
CVSS 위험도가 높아 영향 여부를 우선 점검할 취약점
Xcitium Client Security (XCS) before 13.8.2.10019 and Comodo Internet Security (CIS) through 12.3.4.8162 (fix expected by 2026 Q3) contain an integer underflow vulnerability in the firewall driver Inspect.sys that allows remote unauthenticated attackers to crash the system by sending a crafted IPv6 packet with a declared payload length smaller than the sum of its extension-header lengths. The unsigned 64-bit payload-length value underflows to a near-maximal integer, triggering an out-of-bounds read and oversized memcpy in the Windows kernel at DISPATCH_LEVEL, resulting in a blue screen of d...
공급사 Xcitium (formerly Comodo Security Solutions)
제품 Comodo Internet Security, Xcitium Client Security (XCS)
영향 버전 0
수정 버전 공식 출처에서 확인 필요
CVSS 벡터 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE CWE-191
EPSS 데이터 기준일 2026.06.27