CVE-2021-33634

2023-10-2908:15:20

CWE-665

openEuler

web.nvd.nist.gov

isulad

lcr

lxc

runtime

malicious images

dos

CVSS3

6.3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.5

Confidence

High

EPSS

Percentile

10.3%

JSON

iSulad uses the lcr+lxc runtime (default) to run malicious images, which can cause DOS.

Affected configurations

Nvd

Node

openeulericrRange<2.0.9-6

openeulericrRange2.1.0–2.1.2-3

VendorProductVersionCPE
openeulericr*cpe:2.3:a:openeuler:icr:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
openeuler	icr	*	cpe:2.3:a:openeuler:icr::::::::

CNA Affected

[
  {
    "collectionURL": "https://gitee.com/src-openeuler",
    "defaultStatus": "unaffected",
    "modules": [
      "runtime"
    ],
    "packageName": "lcr",
    "platforms": [
      "Linux"
    ],
    "product": "lcr",
    "programFiles": [
      "https://gitee.com/openeuler/lcr/blob/master/src/runtime/lcrcontainer.c"
    ],
    "repo": "https://gitee.com/src-openeuler/lcr",
    "vendor": "openEuler",
    "versions": [
      {
        "changes": [
          {
            "at": "0012-265-set-env-to-avoid-invoke-lxc-binary-directly.patch",
            "status": "unaffected"
          },
          {
            "at": "0008-266-set-env-to-avoid-invoke-lxc-binary-directly.patch",
            "status": "unaffected"
          }
        ],
        "lessThanOrEqual": "2.0.9-6,2.1.2-3",
        "status": "affected",
        "version": "0",
        "versionType": "patch"
      }
    ]
  }
]