Vulnerability-Lookup

CNVD-2021-54401

Vulnerability from cnvd - Published: 2021-07-24

Title

Apport输入验证错误漏洞

Description

Apport是一款用于收集并反馈错误信息（当应用程序崩溃时操作系统认为有用的信息）的工具包。 Apport存在输入验证错误漏洞，本地攻击者可利用该漏洞升级特权并运行任意代码。

Severity

高

Patch Name

Apport输入验证错误漏洞的补丁

Patch Description

Apport是一款用于收集并反馈错误信息（当应用程序崩溃时操作系统认为有用的信息）的工具包。 Apport存在输入验证错误漏洞，本地攻击者可利用该漏洞升级特权并运行任意代码。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://ubuntu.com/security/notices/USN-4720-1

Reference

https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326

Impacted products

Name
['Apport Apport 20.10', 'Apport Apport 20.04 LTS', 'Apport Apport 18.04 LTS', 'Apport Apport 16.04 LTS']

Show details on source website

JSON

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{
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    "cve": {
      "cveNumber": "CVE-2021-25683",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-25683"
    }
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2021-54401",
  "openTime": "2021-07-24",
  "patchDescription": "Apport\u662f\u4e00\u6b3e\u7528\u4e8e\u6536\u96c6\u5e76\u53cd\u9988\u9519\u8bef\u4fe1\u606f\uff08\u5f53\u5e94\u7528\u7a0b\u5e8f\u5d29\u6e83\u65f6\u64cd\u4f5c\u7cfb\u7edf\u8ba4\u4e3a\u6709\u7528\u7684\u4fe1\u606f\uff09\u7684\u5de5\u5177\u5305\u3002\r\n\r\nApport\u5b58\u5728\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e\uff0c\u672c\u5730\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5347\u7ea7\u7279\u6743\u5e76\u8fd0\u884c\u4efb\u610f\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",
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  "products": {
    "product": [
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      "Apport Apport 20.04 LTS",
      "Apport Apport 18.04 LTS",
      "Apport Apport 16.04 LTS"
    ]
  },
  "referenceLink": "https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1912326",
  "serverity": "\u9ad8",
  "submitTime": "2021-07-21",
  "title": "Apport\u8f93\u5165\u9a8c\u8bc1\u9519\u8bef\u6f0f\u6d1e"
}

CVE-2021-25683 (GCVE-0-2021-25683)

Vulnerability from cvelistv5 – Published: 2021-06-11 02:20 – Updated: 2024-09-16 22:03

Title

apport improperly parses /proc/pid/stat

Summary

It was discovered that the get_starttime() function in data/apport did not properly parse the /proc/pid/stat file from the kernel.

Severity

8.8 (High)


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

CWE

CWE-20 - Improper Input Validation

Assigner

canonical mitre root

References

1 reference

URL	Tags
https://bugs.launchpad.net/ubuntu/+source/apport/…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Canonical	apport	Affected: 2.20.1 , < 2.20.1-0ubuntu2.30 (custom) Affected: 2.20.9 , < 2.20.9-0ubuntu7.23 (custom) Affected: 2.20.11-0ubuntu27 , < 2.20.11-0ubuntu27.16 (custom) Affected: 2.20.11-0ubuntu50 , < 2.20.11-0ubuntu50.5 (custom)

Date Public

2021-02-02 00:00

Credits

Itai Greenhut

Show details on NVD website

JSON

To clipboard

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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.