PT-2020-6259 · Academy Software Foundation+5 · Openexr+5

Strongcourage · Published 2020-10-27 · Updated 2023-02-03 · CVE-2020-16588

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Academy Software Foundation OpenEXR version 2.3.0

Description A Null Pointer Deference issue exists in the generatePreview function in makePreview.cpp that can cause a denial of service via a crafted EXR file. This issue is related to errors in pointer dereference, which can be exploited by a remote attacker to cause a denial of service.

Recommendations For version 2.3.0, consider disabling the generatePreview function in makePreview.cpp as a temporary workaround until a patch is available. Restrict access to crafted EXR files to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

DoS

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

ALT-PU-2020-3135

ALT-PU-2020-3136

ALT-PU-2021-1312

ALT-PU-2021-1313

AZL-44706

BDU:2021-03731

CVE-2020-16588

DLA-2491-1

DLA-3236-1

MGASA-2021-0015

OPENSUSE-SU-2020:2349-1

OPENSUSE-SU-2020:2351-1

OPENSUSE-SU-2020_2349-1

OPENSUSE-SU-2020_2351-1

SUSE-SU-2020:3931-1

SUSE-SU-2020:3934-1

USN-4676-1

Affected Products

Alt Linux

Astra Linux

Linuxmint

Openexr

Suse

Ubuntu

References · 48

• 🔥 https://github.com/AcademySoftwareFoundation/openexr/issues/493 · Exploit
• https://github.com/AcademySoftwareFoundation/openexr/commit/74504503cff86e986bac441213c403b0ba28d58f · Patch
• https://wiki.astralinux.ru/astra-linux-se47-bulletin-2023-0316SE47MD · Vendor Advisory
• https://osv.dev/vulnerability/DLA-3236-1 · Vendor Advisory
• https://advisories.mageia.org/MGASA-2021-0015.html · Security Note
• https://ubuntu.com/security/notices/USN-4418-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se16-bulletin-20210611SE16 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se17-bulletin-2023-0303SE17MD · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-16588 · Security Note
• https://bdu.fstec.ru/vul/2021-03731 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-16588 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-4676-1 · Vendor Advisory
• https://osv.dev/vulnerability/SUSE-SU-2020:3931-1 · Vendor Advisory
• https://wiki.astralinux.ru/astra-linux-se81-bulletin-20211019SE81 · Vendor Advisory
• https://osv.dev/vulnerability/openSUSE-SU-2020:2351-1 · Vendor Advisory