Vulnerability-Lookup

CNVD-2022-86544

Vulnerability from cnvd - Published: 2022-12-09

Title

Samsung LTE RRC缓冲区溢出漏洞

Description

Samsung LTE RRC是三星（Samsung）移动设备中的一个协议，RRC字层拥有诸多功能，包括非接入层（NAS）相关系统信息的广播，接入层（AS）相关系统信息的广播，寻呼，建立、维护和释放UE与E-UTRAN之间的RRC连接。 Samsung LTE RRC存在缓冲区溢出漏洞，该漏洞源于Exynos CP芯片组中缺少边界检查，攻击者可利用该漏洞在内存中写入和执行代码。

Severity

中

Patch Name

Samsung LTE RRC缓冲区溢出漏洞的补丁

Patch Description

Formal description

厂商已发布了漏洞修复程序，请及时关注更新： https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10

Reference

https://nvd.nist.gov/vuln/detail/CVE-2021-25479

Impacted products

Name
['Samsung Samsung mobile devices R(11.0) (Exynos芯片组)', 'Samsung Samsung Mobile devices Q(10.0) (Exynos芯片组)', 'Samsung Samsung Mobile devices O(8.1) (Exynos芯片组)', 'Samsung Samsung Mobile devices P(9.0) (Exynos芯片组)']

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2021-25479",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-25479"
    }
  },
  "description": "Samsung LTE RRC\u662f\u4e09\u661f\uff08Samsung\uff09\u79fb\u52a8\u8bbe\u5907\u4e2d\u7684\u4e00\u4e2a\u534f\u8bae\uff0cRRC\u5b57\u5c42\u62e5\u6709\u8bf8\u591a\u529f\u80fd\uff0c\u5305\u62ec\u975e\u63a5\u5165\u5c42\uff08NAS\uff09\u76f8\u5173\u7cfb\u7edf\u4fe1\u606f\u7684\u5e7f\u64ad\uff0c\u63a5\u5165\u5c42\uff08AS\uff09\u76f8\u5173\u7cfb\u7edf\u4fe1\u606f\u7684\u5e7f\u64ad\uff0c\u5bfb\u547c\uff0c\u5efa\u7acb\u3001\u7ef4\u62a4\u548c\u91ca\u653eUE\u4e0eE-UTRAN\u4e4b\u95f4\u7684RRC\u8fde\u63a5\u3002\n\nSamsung LTE RRC\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eExynos CP\u82af\u7247\u7ec4\u4e2d\u7f3a\u5c11\u8fb9\u754c\u68c0\u67e5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u5185\u5b58\u4e2d\u5199\u5165\u548c\u6267\u884c\u4ee3\u7801\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://security.samsungmobile.com/securityUpdate.smsb?year=2021\u0026month=10",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-86544",
  "openTime": "2022-12-09",
  "patchDescription": "Samsung LTE RRC\u662f\u4e09\u661f\uff08Samsung\uff09\u79fb\u52a8\u8bbe\u5907\u4e2d\u7684\u4e00\u4e2a\u534f\u8bae\uff0cRRC\u5b57\u5c42\u62e5\u6709\u8bf8\u591a\u529f\u80fd\uff0c\u5305\u62ec\u975e\u63a5\u5165\u5c42\uff08NAS\uff09\u76f8\u5173\u7cfb\u7edf\u4fe1\u606f\u7684\u5e7f\u64ad\uff0c\u63a5\u5165\u5c42\uff08AS\uff09\u76f8\u5173\u7cfb\u7edf\u4fe1\u606f\u7684\u5e7f\u64ad\uff0c\u5bfb\u547c\uff0c\u5efa\u7acb\u3001\u7ef4\u62a4\u548c\u91ca\u653eUE\u4e0eE-UTRAN\u4e4b\u95f4\u7684RRC\u8fde\u63a5\u3002\r\n\r\nSamsung LTE RRC\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eExynos CP\u82af\u7247\u7ec4\u4e2d\u7f3a\u5c11\u8fb9\u754c\u68c0\u67e5\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5728\u5185\u5b58\u4e2d\u5199\u5165\u548c\u6267\u884c\u4ee3\u7801\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": "Samsung LTE RRC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Samsung Samsung mobile devices R(11.0) (Exynos\u82af\u7247\u7ec4)",
      "Samsung Samsung Mobile devices Q(10.0) (Exynos\u82af\u7247\u7ec4)",
      "Samsung Samsung Mobile devices O(8.1) (Exynos\u82af\u7247\u7ec4)",
      "Samsung Samsung Mobile devices P(9.0) (Exynos\u82af\u7247\u7ec4)"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-25479",
  "serverity": "\u4e2d",
  "submitTime": "2021-10-10",
  "title": "Samsung LTE RRC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}

CVE-2021-25479 (GCVE-0-2021-25479)

Vulnerability from cvelistv5 – Published: 2021-10-06 17:09 – Updated: 2024-08-03 20:03

Summary

A possible heap-based buffer overflow vulnerability in Exynos CP Chipset prior to SMR Oct-2021 Release 1 allows arbitrary memory write and code execution.

Severity

7.2 (High)


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

CWE

CWE-122 - Heap-based Buffer Overflow

Assigner

Samsung Mobile

References

1 reference

URL	Tags
https://security.samsungmobile.com/securityUpdate…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Samsung Mobile	Samsung Mobile Devices	Affected: O(8.1), P(9.0), Q(10.0), R(11.0) , < SMR Oct-2021 Release 1 (custom)

Show details on NVD website

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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.

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CNVD-2022-86544

CVE-2021-25479 (GCVE-0-2021-25479)

Tags

Sightings

Nomenclature

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