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TalosCVE-2018-3988

HistoryDec 10, 2018 - 5:29 p.m.

CVE-2018-3988

2018-12-1017:29:00

CWE-200

talos

web.nvd.nist.gov

signal messenger

android

cve-2018-3988

information security

privacy

disappearing messages

cache directory

photo feature

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:P/I:N/A:N

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.5

Confidence

High

EPSS

0.001

Percentile

18.0%

JSON

Signal Messenger for Android 4.24.8 may expose private information when using “disappearing messages.” If a user uses the photo feature available in the “attach file” menu, then Signal will leave the picture in its own cache directory, which is available to any application on the system.

Affected configurations

Nvd

Vulners

Node

signalprivate_messengerMatch4.24.8android

VendorProductVersionCPE
signalprivate_messenger4.24.8cpe:2.3:a:signal:private_messenger:4.24.8:*:*:*:*:android:*:*

Vendor	Product	Version	CPE
signal	private_messenger	4.24.8	cpe:2.3:a:signal:private_messenger:4.24.8:::::android::

CNA Affected

[
  {
    "product": "Signal",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Signal Messenger Android 4.24.8"
      }
    ]
  }
]

References

www.securityfocus.com/bid/106207

www.talosintelligence.com/vulnerability_reports/TALOS-2018-0656

CVSS2

1.9

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:L/AC:M/Au:N/C:P/I:N/A:N

CVSS3

4.7

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

4.5

Confidence

High

EPSS

0.001

Percentile

18.0%

JSON

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