PT-2020-6855 · Openexr+3 · Openexr+3

Michael Kaplan · Published 2020-09-23 · Updated 2022-12-13 · CVE-2021-20302

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenEXR (affected versions not specified)

Description A flaw was found in OpenEXR's TiledInputFile functionality, allowing an attacker to trigger a floating-point exception error by submitting a crafted single-part non-image. This flaw is related to insufficient input validation. The highest threat from this issue is to system availability, potentially allowing a remote attacker to cause a denial of service.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

ALT-PU-2021-1863

ALT-PU-2021-1864

ALT-PU-2021-1933

ALT-PU-2021-1934

BDU:2023-01678

CVE-2021-20302

DLA-2732-1

DLA-3236-1

OESA-2022-1775

OPENSUSE-SU-2021:1198-1

OPENSUSE-SU-2021:2793-1

OPENSUSE-SU-2021_1198-1

OPENSUSE-SU-2021_2793-1

SUSE-SU-2021:2793-1

SUSE-SU-2021:2913-1

Affected Products

Alt Linux

Astra Linux

Openexr

Suse

References · 50

• https://github.com/AcademySoftwareFoundation/openexr/pull/842 · Patch
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2023-0316SE47MD · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3236-1 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1939161 · Patch
• https://bdu.fstec.ru/vul/2023-01678 · Security Note
• https://osv.dev/vulnerability/DLA-2732-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-20302 · Security Note
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20220829SE16 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2023-0303SE17MD · Vendor Advisory
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=25894 · Patch
• https://ubuntu.com/security/CVE-2021-20302 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-20302 · Security Note
• https://osv.dev/vulnerability/SUSE-SU-2021:2793-1 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-20302 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-20302 · Vendor Advisory