Buffer overflow in Quickheal Antivirus Pro
CVE-2017-8773
Quick Heal Internet Security 10.1.0.316, Quick Heal Total Security 10.1.0.316, and Quick Heal AntiVirus Pro 10.1.0.316 are vulnerable to Out of Bounds Write on a Heap Buffer due to improper validation of dwCompressionSize of Microsoft WIM Header WIMHEADER_V1_PACKED. This vulnerability can be exploited to gain Remote Code Execution as well as Privilege Escalation.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.023 (82.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 83rd percentile — 82.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.023 · newest: 0.023 · change: 0.000
Affected products
Weakness classification (CWE)
References
- payatu.com/oob-write-heap-buffer-dwcompressionsize-ms-wim/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2017-8773?
- CVE-2017-8773 is a critical-severity vulnerability in Quickheal Antivirus Pro, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2017-05-04.
- How severe is CVE-2017-8773?
- Critical severity. CVSS v3 base score is 9.8 out of 10.