Vulnerability-Lookup

CNVD-2018-08822

Vulnerability from cnvd - Published: 2018-05-03

Title

Open Whisper Signal屏幕锁定绕过漏洞

Description

Signal是一款用于与朋友进行私密交流的即时通讯应用程序。 2.23.2之前的iOS版Open Whisper Signal存在屏幕锁定绕过漏洞。紧邻攻击者可通过一定的快速操作序列（包括打开应用程序、点击取消及使用home键）利用该漏洞绕过屏幕锁定功能。

Severity

中

Patch Name

Open Whisper Signal屏幕锁定绕过漏洞的补丁

Patch Description

Signal是一款用于与朋友进行私密交流的即时通讯应用程序。 2.23.2之前的iOS版Open Whisper Signal存在屏幕锁定绕过漏洞。紧邻攻击者可通过一定的快速操作序列（包括打开应用程序、点击取消及使用home键）利用该漏洞绕过屏幕锁定功能。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

厂商已发布漏洞修复程序，请及时关注更新： https://github.com/signalapp/Signal-iOS/commit/018a35df7b42b4941cb4dfc9f462b37c3fafd9e9

Reference

http://nint.en.do/Signal-Bypass-Screen-locker.php

Impacted products

Name
Open Whisper Signal <2.23.2

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-9840"
    }
  },
  "description": "Signal\u662f\u4e00\u6b3e\u7528\u4e8e\u4e0e\u670b\u53cb\u8fdb\u884c\u79c1\u5bc6\u4ea4\u6d41\u7684\u5373\u65f6\u901a\u8baf\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\n2.23.2\u4e4b\u524d\u7684iOS\u7248Open Whisper Signal\u5b58\u5728\u5c4f\u5e55\u9501\u5b9a\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u7d27\u90bb\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4e00\u5b9a\u7684\u5feb\u901f\u64cd\u4f5c\u5e8f\u5217\uff08\u5305\u62ec\u6253\u5f00\u5e94\u7528\u7a0b\u5e8f\u3001\u70b9\u51fb\u53d6\u6d88\u53ca\u4f7f\u7528home\u952e\uff09\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u5c4f\u5e55\u9501\u5b9a\u529f\u80fd\u3002",
  "discovererName": "unknown",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://github.com/signalapp/Signal-iOS/commit/018a35df7b42b4941cb4dfc9f462b37c3fafd9e9",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-08822",
  "openTime": "2018-05-03",
  "patchDescription": "Signal\u662f\u4e00\u6b3e\u7528\u4e8e\u4e0e\u670b\u53cb\u8fdb\u884c\u79c1\u5bc6\u4ea4\u6d41\u7684\u5373\u65f6\u901a\u8baf\u5e94\u7528\u7a0b\u5e8f\u3002\r\n\r\n2.23.2\u4e4b\u524d\u7684iOS\u7248Open Whisper Signal\u5b58\u5728\u5c4f\u5e55\u9501\u5b9a\u7ed5\u8fc7\u6f0f\u6d1e\u3002\u7d27\u90bb\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u4e00\u5b9a\u7684\u5feb\u901f\u64cd\u4f5c\u5e8f\u5217\uff08\u5305\u62ec\u6253\u5f00\u5e94\u7528\u7a0b\u5e8f\u3001\u70b9\u51fb\u53d6\u6d88\u53ca\u4f7f\u7528home\u952e\uff09\u5229\u7528\u8be5\u6f0f\u6d1e\u7ed5\u8fc7\u5c4f\u5e55\u9501\u5b9a\u529f\u80fd\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": "Open Whisper Signal\u5c4f\u5e55\u9501\u5b9a\u7ed5\u8fc7\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Open Whisper Signal \u003c2.23.2"
  },
  "referenceLink": "http://nint.en.do/Signal-Bypass-Screen-locker.php",
  "serverity": "\u4e2d",
  "submitTime": "2018-04-10",
  "title": "Open Whisper Signal\u5c4f\u5e55\u9501\u5b9a\u7ed5\u8fc7\u6f0f\u6d1e"
}

CVE-2018-9840 (GCVE-0-2018-9840)

Vulnerability from cvelistv5 – Published: 2018-04-10 05:00 – Updated: 2024-08-05 07:24

Summary

The Open Whisper Signal app before 2.23.2 for iOS allows physically proximate attackers to bypass the screen locker feature via certain rapid sequences of actions that include app opening, clicking on cancel, and using the home button.

Severity ?

No CVSS data available.

CWE

Assigner

mitre

References

URL

Tags

	https://github.com/signalapp/Signal-iOS/commit/01…	x_refsource_MISC
	https://github.com/signalapp/Signal-iOS/commits/r…	x_refsource_MISC
	http://nint.en.do/Signal-Bypass-Screen-locker.php	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-05T07:24:56.258Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/signalapp/Signal-iOS/commit/018a35df7b42b4941cb4dfc9f462b37c3fafd9e9"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "https://github.com/signalapp/Signal-iOS/commits/release/2.23.2"
          },
          {
            "tags": [
              "x_refsource_MISC",
              "x_transferred"
            ],
            "url": "http://nint.en.do/Signal-Bypass-Screen-locker.php"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "datePublic": "2018-04-09T00:00:00",
      "descriptions": [
        {
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          "value": "The Open Whisper Signal app before 2.23.2 for iOS allows physically proximate attackers to bypass the screen locker feature via certain rapid sequences of actions that include app opening, clicking on cancel, and using the home button."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "n/a",
              "lang": "en",
              "type": "text"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2018-04-10T04:57:01",
        "orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
        "shortName": "mitre"
      },
      "references": [
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/signalapp/Signal-iOS/commit/018a35df7b42b4941cb4dfc9f462b37c3fafd9e9"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "https://github.com/signalapp/Signal-iOS/commits/release/2.23.2"
        },
        {
          "tags": [
            "x_refsource_MISC"
          ],
          "url": "http://nint.en.do/Signal-Bypass-Screen-locker.php"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2018-9840",
          "STATE": "PUBLIC"
        },
        "affects": {
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            "vendor_data": [
              {
                "product": {
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                      "version": {
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                          {
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                          }
                        ]
                      }
                    }
                  ]
                },
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          }
        },
        "data_format": "MITRE",
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            },
            {
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              "refsource": "MISC",
              "url": "https://github.com/signalapp/Signal-iOS/commits/release/2.23.2"
            },
            {
              "name": "http://nint.en.do/Signal-Bypass-Screen-locker.php",
              "refsource": "MISC",
              "url": "http://nint.en.do/Signal-Bypass-Screen-locker.php"
            }
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      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca",
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    "dateReserved": "2018-04-07T00:00:00",
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    "state": "PUBLISHED"
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}

Sightings

Author	Source	Type	Date

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.

Action not permitted

CNVD-2018-08822

CVE-2018-9840 (GCVE-0-2018-9840)

Tags

Sightings

Nomenclature