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Vulnerability CVE-2020-23109
Published: 2021-11-03
| Description: |
Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file. |
Type:
CWE-120 (Buffer Copy without Checking Size of Input ('Classic Buffer Overflow'))
CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:P)
| CVSS Base Score |
Impact Subscore |
Exploitability Subscore |
5.8/10 |
4.9/10 |
8.6/10 |
| Exploit range |
Attack complexity |
Authentication |
Remote |
Medium |
No required |
| Confidentiality impact |
Integrity impact |
Availability impact |
Partial |
None |
Partial |
References: |
https://github.com/strukturag/libheif/issues/207
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