Vulnerability-Lookup

CNVD-2026-21366

Vulnerability from cnvd - Published: 2026-05-22

Title

F5 BIG-IP iControl SOAP权限提升漏洞

Description

F5 BIG-IP是美国F5公司的一款集成了网络流量管理、应用程序安全管理、负载均衡等功能的应用交付平台。 F5 BIG-IP iControl SOAP存在权限提升漏洞，该漏洞源于通过iControl SOAP创建SNMP配置对象，攻击者可利用该漏洞导致权限提升。

Severity

高

Patch Name

F5 BIG-IP iControl SOAP权限提升漏洞的补丁

Patch Description

F5 BIG-IP是美国F5公司的一款集成了网络流量管理、应用程序安全管理、负载均衡等功能的应用交付平台。 F5 BIG-IP iControl SOAP存在权限提升漏洞，该漏洞源于通过iControl SOAP创建SNMP配置对象，攻击者可利用该漏洞导致权限提升。目前，供应商发布了安全公告及相关补丁信息，修复了此漏洞。

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://my.f5.com/manage/s/article/K000160926

Reference

https://my.f5.com/manage/s/article/K000160926

Impacted products

Name
['F5 BIG-IP (all modules) 21.0.0', 'F5 BIG-IP (all modules) >=17.5.0，<=17.5.1', 'F5 BIG-IP (all modules) >=17.1.0，<=17.1.3', 'F5 BIG-IP (all modules) >=16.1.0，<=16.1.6']

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JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-42924",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-42924"
    }
  },
  "description": "F5 BIG-IP\u662f\u7f8e\u56fdF5\u516c\u53f8\u7684\u4e00\u6b3e\u96c6\u6210\u4e86\u7f51\u7edc\u6d41\u91cf\u7ba1\u7406\u3001\u5e94\u7528\u7a0b\u5e8f\u5b89\u5168\u7ba1\u7406\u3001\u8d1f\u8f7d\u5747\u8861\u7b49\u529f\u80fd\u7684\u5e94\u7528\u4ea4\u4ed8\u5e73\u53f0\u3002\n\nF5 BIG-IP iControl SOAP\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u901a\u8fc7iControl SOAP\u521b\u5efaSNMP\u914d\u7f6e\u5bf9\u8c61\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u6743\u9650\u63d0\u5347\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://my.f5.com/manage/s/article/K000160926",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-21366",
  "openTime": "2026-05-22",
  "patchDescription": "F5 BIG-IP\u662f\u7f8e\u56fdF5\u516c\u53f8\u7684\u4e00\u6b3e\u96c6\u6210\u4e86\u7f51\u7edc\u6d41\u91cf\u7ba1\u7406\u3001\u5e94\u7528\u7a0b\u5e8f\u5b89\u5168\u7ba1\u7406\u3001\u8d1f\u8f7d\u5747\u8861\u7b49\u529f\u80fd\u7684\u5e94\u7528\u4ea4\u4ed8\u5e73\u53f0\u3002\r\n\r\nF5 BIG-IP iControl SOAP\u5b58\u5728\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u901a\u8fc7iControl SOAP\u521b\u5efaSNMP\u914d\u7f6e\u5bf9\u8c61\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u6743\u9650\u63d0\u5347\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "F5 BIG-IP iControl SOAP\u6743\u9650\u63d0\u5347\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "F5 BIG-IP (all modules) 21.0.0",
      "F5 BIG-IP (all modules) \u003e=17.5.0\uff0c\u003c=17.5.1",
      "F5 BIG-IP (all modules) \u003e=17.1.0\uff0c\u003c=17.1.3",
      "F5 BIG-IP (all modules) \u003e=16.1.0\uff0c\u003c=16.1.6"
    ]
  },
  "referenceLink": "https://my.f5.com/manage/s/article/K000160926",
  "serverity": "\u9ad8",
  "submitTime": "2026-05-14",
  "title": "F5 BIG-IP iControl SOAP\u6743\u9650\u63d0\u5347\u6f0f\u6d1e"
}

CVE-2026-42924 (GCVE-0-2026-42924)

Vulnerability from cvelistv5 – Published: 2026-05-13 14:12 – Updated: 2026-05-14 03:56

Title

BIG-IP iControl SOAP vulnerability

Summary

An authenticated attacker with the Resource Administrator or Administrator role can create SNMP configuration objects through iControl SOAP resulting in privilege escalation. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

Severity

8.7 (High)


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

8.5 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

6.5 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-05-13 00:00 UTC

CWE

CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Assigner

f5 mitre root

References

1 reference

URL	Tags
https://my.f5.com/manage/s/article/K000160926	vendor-advisorypatch

Impacted products

1 product

Vendor	Product	Version
F5	BIG-IP	Unaffected: 21.1.0 , < * (custom) Affected: 21.0.0 , < 21.0.0.1 (custom) Affected: 17.5.0 , < 17.5.1.4 (custom) Affected: 17.1.0 , < 17.1.3.1 (custom) Affected: 16.1.0 , < * (custom)

Date Public

2026-05-13 14:00

Credits

F5 acknowledges Adam Logue for bringing this issue to our attention and following the highest standards of coordinated disclosure.

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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CNVD-2026-21366

CVE-2026-42924 (GCVE-0-2026-42924)

Tags

Sightings

Nomenclature

Related by attack behaviour