CVE-2020-36120
HIGHCVSS 7.5/10EPSS 1.24%
Last modified
CVE-2020-36120 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Buffer Overflow in the "sixel_encoder_encode_bytes" function of Libsixel v1.8.6 allows attackers to cause a Denial of Service (DoS).. EPSS estimates a 1.24% chance of exploitation in the next 30 days.
Description
Buffer Overflow in the "sixel_encoder_encode_bytes" function of Libsixel v1.8.6 allows attackers to cause a Denial of Service (DoS).
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Saitoha | Libsixel | 1.8.6 |
References
- https://github.com/saitoha/libsixel/issues/143Exploit, Third Party Advisory
- https://github.com/saitoha/libsixel/issues/143Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-36120?
Buffer Overflow in the "sixel_encoder_encode_bytes" function of Libsixel v1.8.6 allows attackers to cause a Denial of Service (DoS).
How severe is CVE-2020-36120?
CVE-2020-36120 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.24% probability of exploitation in the next 30 days.
How do I fix CVE-2020-36120?
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-2020-36120?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST