Vulnerability · Published Nov 3, 2021 · Assigned by mitre
CVE-2020-23109
High 8.1
In plain English
A high-severity security flaw in the libheif package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 72% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)8.1High
Exploit odds (30 days)1.3%top 28.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libheif | 1.8.0-1 | DEBIAN-CVE-2020-23109 |
| Debian:13 | libheif | 1.8.0-1 | DEBIAN-CVE-2020-23109 |
| Debian:14 | libheif | 1.8.0-1 | DEBIAN-CVE-2020-23109 |
Affected products (as reported)
References
- https://github.com/strukturag/libheif/issues/207 x_refsource_MISC