CVE-2021-44956
MEDIUMCVSS 6.5/10EPSS 0.81%
Last modified
CVE-2021-44956 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Two Heap based buffer overflow vulnerabilities exist in ffjpeg through 01.01.2021. It is similar to CVE-2020-23852. EPSS estimates a 0.81% chance of exploitation in the next 30 days.
Description
Two Heap based buffer overflow vulnerabilities exist in ffjpeg through 01.01.2021. It is similar to CVE-2020-23852. Issues that are in the jfif_decode function at ffjpeg/src/jfif.c (line 552) could cause a Denial of Service by using a crafted jpeg 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 |
|---|---|---|
| Rockcarry | Ffjpeg | <= 2021-01-01 |
References
- https://github.com/rockcarry/ffjpeg/issues/43Exploit, Issue Tracking, Third Party Advisory
- https://github.com/rockcarry/ffjpeg/issues/43Exploit, Issue Tracking, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-44956?
Two Heap based buffer overflow vulnerabilities exist in ffjpeg through 01.01.2021. It is similar to CVE-2020-23852. Issues that are in the jfif_decode function at ffjpeg/src/jfif.c (line 552) could cause a Denial of Service by using a crafted jpeg file.
How severe is CVE-2021-44956?
CVE-2021-44956 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.81% probability of exploitation in the next 30 days.
How do I fix CVE-2021-44956?
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-2021-44956?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST