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cveRedhatCVE-2021-3762
HistoryMar 03, 2022 - 10:15 p.m.

CVE-2021-3762

2022-03-0322:15:08
CWE-22
redhat
web.nvd.nist.gov
55
cve-2021-3762
directory traversal
claircore engine
clair
arbitrary file write
remote code execution
nvd

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.069

Percentile

93.9%

A directory traversal vulnerability was found in the ClairCore engine of Clair. An attacker can exploit this by supplying a crafted container image which, when scanned by Clair, allows for arbitrary file write on the filesystem, potentially allowing for remote code execution.

Affected configurations

Nvd
Vulners
Node
redhatclairRange0.4.60.4.8
OR
redhatclairRange0.5.30.5.5
Node
redhatquayMatch3.5.6
VendorProductVersionCPE
redhatclair*cpe:2.3:a:redhat:clair:*:*:*:*:*:*:*:*
redhatquay3.5.6cpe:2.3:a:redhat:quay:3.5.6:*:*:*:*:*:*:*

CNA Affected

[
  {
    "product": "quay/claircore",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Affects v0.4.6 and higher, v0.5.3 and higher | Fixedin claircore v0.4.8, v0.5.5."
      }
    ]
  }
]

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.6

Confidence

High

EPSS

0.069

Percentile

93.9%