Vulnerability CVE-2011-3918 - CERT Civis.Net

Vulnerability Name:

CVE-2011-3918 (CCN-79578)

Assigned:

2011-10-01

Published:

2012-01-27

Updated:

2013-08-03

Summary:

The Zygote process in Android 4.0.3 and earlier accepts fork requests from processes with arbitrary UIDs, which allows remote attackers to cause a denial of service (reboot loop) via a crafted application.

CVSS v3 Severity:

5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Exploitability Metrics:	Attack Vector (AV): Network Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): None
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

7.8 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
7.0 High (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C/E:F/RL:U/RC:UR)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
4.5 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:F/RL:U/RC:UR)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Low Athentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2011-3918

Source: MISC
Type: Exploit
http://www.ai-lab.it/merlo/publications/DoSAndroid.pdf

Source: CCN
Type: Open Handset Alliance Web site
Android

Source: CCN
Type: Android Source Browsing Web page
Restrict zygote to system user

Source: CONFIRM
Type: UNKNOWN
https://code.google.com/p/android-source-browsing/source/detail?repo=platform--system--core&r=e7fd911fd42b

Source: XF
Type: UNKNOWN
android-zygote-dos(79578)

Source: CCN
Type: Packet Storm Security [10-14-2013]
Android Zygote Socket Fork Bomb

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [10-14-2013]

Vulnerable Configuration:

Configuration 1:

cpe:/o:google:android:1.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:1.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:1.5:*:*:*:*:*:*:*

OR cpe:/o:google:android:1.6:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.0.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2:rev1:*:*:*:*:*:*

OR cpe:/o:google:android:2.2.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2.3:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3:rev1:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.3:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.4:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.5:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.6:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.7:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.4:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.6:*:*:*:*:*:*:*

OR cpe:/o:google:android:4.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:4.0.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:4.0.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:*:*:*:*:*:*:*:* (Version <= 4.0.3)

Configuration CCN 1:

cpe:/o:google:android:1.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:1.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.0.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2:rev1:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.3:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.4:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3:rev1:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.5:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.6:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.3.7:*:*:*:*:*:*:*

OR cpe:/o:google:android:1.5:*:*:*:*:*:*:*

OR cpe:/o:google:android:1.6:*:*:*:*:*:*:*

OR cpe:/o:google:android:2.2.3:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:4.0:*:*:*:*:*:*:*

OR cpe:/o:google:android:4.0.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:4.0.3:*:*:*:*:*:*:*

OR cpe:/o:google:android:4.0.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.2:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.1:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.6:*:*:*:*:*:*:*

OR cpe:/o:google:android:3.2.4:*:*:*:*:*:*:*

Denotes that component is vulnerable