Vulnerability CVE-2015-3796

Vulnerability Name:

CVE-2015-3796 (CCN-105742)

Assigned:

2015-08-12

Published:

2015-08-12

Updated:

2017-09-16

Summary:

The TRE library in Libc in Apple iOS before 8.4.1 and OS X before 10.10.5 allows context-dependent attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted regular expression, a different vulnerability than CVE-2015-3797 and CVE-2015-3798.

CVSS v3 Severity:

7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
6.4 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C)

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): Low Integrity (I): Low Availibility (A): Low

CVSS v2 Severity:

7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

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

7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)

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

Vulnerability Type:

CWE-119

Vulnerability Consequences:

Gain Access

References:

Source: MITRE
Type: CNA
CVE-2015-3796

Source: APPLE
Type: Vendor Advisory
APPLE-SA-2015-08-13-2

Source: APPLE
Type: Vendor Advisory
APPLE-SA-2015-08-13-3

Source: BID
Type: UNKNOWN
76343

Source: CCN
Type: BID-76343
Apple Mac OS X and iOS Multiple Security Vulnerabilities

Source: SECTRACK
Type: UNKNOWN
1033275

Source: XF
Type: UNKNOWN
appleios-cve20153796-code-exec(105742)

Source: CCN
Type: Apple Web site
About the security content of iOS 8.4.1

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/kb/HT205030

Source: CONFIRM
Type: Vendor Advisory
https://support.apple.com/kb/HT205031

Source: EXPLOIT-DB
Type: EXPLOIT
Offensive Security Exploit Database [09-22-2015]

Source: EXPLOIT-DB
Type: UNKNOWN
38263

Vulnerable Configuration:

Configuration 1:

cpe:/o:apple:iphone_os:*:*:*:*:*:*:*:* (Version <= 8.4)

Configuration 2:

cpe:/o:apple:mac_os_x:*:*:*:*:*:*:*:* (Version <= 10.10.4)

Configuration CCN 1:

cpe:/o:apple:ios:8.4:*:*:*:*:*:*:*

Denotes that component is vulnerable

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