CVE-2020-35845
HIGHCVSS 7.8/10EPSS 0.89%
Last modified
CVE-2020-35845 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. FastStone Image Viewer 7.5 has an out-of-bounds write (via a crafted image file) at FSViewer.exe+0x96cf.. EPSS estimates a 0.89% chance of exploitation in the next 30 days.
Description
FastStone Image Viewer 7.5 has an out-of-bounds write (via a crafted image file) at FSViewer.exe+0x96cf.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Faststone | Image Viewer | 7.5 |
References
- https://github.com/DmitryMeD/pentesting/blob/main/FastStone%20Image%20Viewer%207.5.mdExploit, Third Party Advisory
- https://twitter.com/DmitriyMelikovThird Party Advisory
- https://github.com/DmitryMeD/pentesting/blob/main/FastStone%20Image%20Viewer%207.5.mdExploit, Third Party Advisory
- https://twitter.com/DmitriyMelikovThird Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-35845?
FastStone Image Viewer 7.5 has an out-of-bounds write (via a crafted image file) at FSViewer.exe+0x96cf.
How severe is CVE-2020-35845?
CVE-2020-35845 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.89% probability of exploitation in the next 30 days.
How do I fix CVE-2020-35845?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2020-35845?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST