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cvelistOpenEulerCVELIST:CVE-2021-33635
HistoryOct 29, 2023 - 7:56 a.m.

CVE-2021-33635 Pull malicious images may cause process to be hijacked

2023-10-2907:56:44
CWE-665
openEuler
www.cve.org
cve-2021-33635
malicious images
process hijacking
arbitrary code
isula pull
security vulnerability

9.8 High

CVSS3

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

9.9 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

28.5%

When malicious images are pulled by isula pull, attackers can execute arbitrary code.

CNA Affected

[
  {
    "collectionURL": "https://gitee.com/src-openeuler",
    "defaultStatus": "unaffected",
    "modules": [
      "image"
    ],
    "packageName": "iSulad",
    "platforms": [
      "Linux"
    ],
    "product": "iSulad",
    "programFiles": [
      "https://gitee.com/openeuler/iSulad/blob/master/src/utils/tar/util_archive.c"
    ],
    "repo": "https://gitee.com/src-openeuler/iSulad",
    "vendor": "openEuler",
    "versions": [
      {
        "changes": [
          {
            "at": "0102-fix-loading-of-nsswitch-based-config-inside-chr.patch",
            "status": "unaffected"
          },
          {
            "at": "0106-fix-loading-of-nsswitch-based-config-inside-chroot-u.patch",
            "status": "unaffected"
          }
        ],
        "lessThanOrEqual": "2.0.8-20210518.144540.git5288ed93,2.0.18-10,2.1.2",
        "status": "affected",
        "version": "0",
        "versionType": "patch"
      }
    ]
  }
]

9.8 High

CVSS3

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

9.9 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

28.5%

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