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cveRedhatCVE-2021-20299
HistoryMar 16, 2022 - 3:15 p.m.

CVE-2021-20299

2022-03-1615:15:10
CWE-476
redhat
web.nvd.nist.gov
76
cve-2021-20299
openexr
multipart
input file
null pointer
dereference
nvd
vulnerability
system availability

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

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.1

Confidence

High

EPSS

0.001

Percentile

45.1%

A flaw was found in OpenEXR’s Multipart input file functionality. A crafted multi-part input file with no actual parts can trigger a NULL pointer dereference. The highest threat from this vulnerability is to system availability.

Affected configurations

Nvd
Vulners
Node
openexropenexrRange<2.5.4
Node
debiandebian_linuxMatch10.0
VendorProductVersionCPE
openexropenexr*cpe:2.3:a:openexr:openexr:*:*:*:*:*:*:*:*

CNA Affected

[
  {
    "vendor": "n/a",
    "product": "OpenEXR",
    "versions": [
      {
        "version": "Affected before v2.5.4",
        "status": "affected"
      }
    ]
  }
]

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

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.1

Confidence

High

EPSS

0.001

Percentile

45.1%