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Ubuntu.comUB:CVE-2021-45948

HistoryJan 01, 2022 - 12:00 a.m.

CVE-2021-45948

2022-01-0100:00:00

ubuntu.com

open asset import library

heap-based buffer overflow

_m3d_safestr

unix

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

52.9%

JSON

Open Asset Import Library (aka assimp) 5.1.0 and 5.1.1 has a heap-based
buffer overflow in _m3d_safestr (called from m3d_load and
Assimp::M3DWrapper::M3DWrapper).

References

bugs.chromium.org/p/oss-fuzz/issues/detail?id=34416

github.com/assimp/assimp/commit/30f17aa2064b86c0096f0ec701b9e8ea9312fef2 (v5.1.0)

github.com/assimp/assimp/pull/4146

github.com/google/oss-fuzz-vulns/blob/main/vulns/assimp/OSV-2021-775.yaml

launchpad.net/bugs/cve/CVE-2021-45948

nvd.nist.gov/vuln/detail/CVE-2021-45948

security-tracker.debian.org/tracker/CVE-2021-45948

www.cve.org/CVERecord?id=CVE-2021-45948

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.002

Percentile

52.9%

JSON

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