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Ubuntu.comUB:CVE-2020-19498

HistoryJul 21, 2021 - 12:00 a.m.

CVE-2020-19498

2021-07-2100:00:00

ubuntu.com

cve-2020-19498

libheif

denial of service

unix

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.002

Percentile

58.9%

JSON

Floating point exception in function Fraction in libheif 1.4.0, allows
attackers to cause a Denial of Service or possibly other unspecified
impacts.

References

github.com/strukturag/libheif/commit/2710c930918609caaf0a664e9c7bc3dce05d5b58

github.com/strukturag/libheif/issues/139

launchpad.net/bugs/cve/CVE-2020-19498

nvd.nist.gov/vuln/detail/CVE-2020-19498

security-tracker.debian.org/tracker/CVE-2020-19498

www.cve.org/CVERecord?id=CVE-2020-19498

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS

0.002

Percentile

58.9%

JSON

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