What is CVE-2020-26797?

CVE-2020-26797 is a high-severity vulnerability in Mediaarea Mediainfo, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2021-03-18.

How severe is CVE-2020-26797?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in Mediaarea Mediainfo

CVE-2020-26797

Mediainfo before version 20.08 has a heap buffer overflow vulnerability via MediaInfoLib::File_Gxf::ChooseParser_ChannelGrouping.

Vulnerability class: Buffer Overflow

EPSS: 0.042 (90.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Mediaarea Mediainfo
Fedoraproject Fedora — versions 33
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Exploit, Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_FEDORA, vendor-advisory)

Frequently asked questions

What is CVE-2020-26797?: CVE-2020-26797 is a high-severity vulnerability in Mediaarea Mediainfo, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2021-03-18.
How severe is CVE-2020-26797?: High severity. CVSS v3 base score is 7.5 out of 10.