Arbitrary file upload in Irfanview
CVE-2020-35133
irfanView 4.56 contains an error processing parsing files of type .pcx. Which leads to out-of-bounds writing at i_view32+0xdb60.
Vulnerability class: Unrestricted File Upload
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.044 (91.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 91st percentile — 91.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.044 · newest: 0.044 · change: +0.001
Affected products
- Irfanview — versions 4.56
Weakness classification (CWE)
References
- twitter.com/DmitriyMelikov (Third Party Advisory)
- github.com/DmitryMeD/pentesting/blob/main/IrfanView 4.56.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-35133?
- CVE-2020-35133 is a high-severity vulnerability in Irfanview, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.5/10. Published 2020-12-16.
- How severe is CVE-2020-35133?
- High severity. CVSS v3 base score is 7.5 out of 10.