CVE-2021-45340
MEDIUMCVSS 6.5/10EPSS 0.92%
Last modified
CVE-2021-45340 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. In Libsixel prior to and including v1.10.3, a NULL pointer dereference in the stb_image.h component of libsixel allows attackers to cause a denial of service (DOS) via a crafted PICT file.. EPSS estimates a 0.92% chance of exploitation in the next 30 days.
Description
In Libsixel prior to and including v1.10.3, a NULL pointer dereference in the stb_image.h component of libsixel allows attackers to cause a denial of service (DOS) via a crafted PICT file.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Libsixel | Libsixel | <= 1.10.3 |
References
- https://github.com/libsixel/libsixel/issues/51Exploit, Issue Tracking, Patch, Third Party Advisory
- https://github.com/libsixel/libsixel/issues/51Exploit, Issue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2021-45340?
In Libsixel prior to and including v1.10.3, a NULL pointer dereference in the stb_image.h component of libsixel allows attackers to cause a denial of service (DOS) via a crafted PICT file.
How severe is CVE-2021-45340?
CVE-2021-45340 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.92% probability of exploitation in the next 30 days.
How do I fix CVE-2021-45340?
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.
Are you affected by CVE-2021-45340?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST