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cvelistTalosCVELIST:CVE-2020-13495
HistoryApr 18, 2022 - 4:15 p.m.

CVE-2020-13495

2022-04-1816:15:20
CWE-119
talos
www.cve.org
8
vulnerability
pixar openusd
out-of-bounds
memory access
sensitive information
file
exploitation

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

35.0%

An exploitable vulnerability exists in the way Pixar OpenUSD 20.05 handles file offsets in binary USD files. A specially crafted malformed file can trigger an arbitrary out-of-bounds memory access that could lead to the disclosure of sensitive information. This vulnerability could be used to bypass mitigations and aid additional exploitation. To trigger this vulnerability, the victim needs to access an attacker-provided file.

CNA Affected

[
  {
    "product": "macOS",
    "vendor": "Apple",
    "versions": [
      {
        "status": "affected",
        "version": "Catalina 10.15.3"
      }
    ]
  },
  {
    "product": "OpenUSD",
    "vendor": "Pixar",
    "versions": [
      {
        "status": "affected",
        "version": "20.05"
      }
    ]
  }
]

CVSS3

4.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

35.0%

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