Vulnerability Name:

CVE-2007-4768 (CCN-38278)

Assigned:2007-11-05
Published:2007-11-05
Updated:2018-10-15
Summary:Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.
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)
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:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
6.8 Medium (CCN CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-119
Vulnerability Consequences:Gain Access
References:Source: CCN
Type: BugTraq Mailing List, Mon Dec 17 2007 - 15:47:29 CST
Apple OS X Software Update Remote Command Execution

Source: MISC
Type: UNKNOWN
http://bugs.gentoo.org/show_bug.cgi?id=198976

Source: MITRE
Type: CNA
CVE-2007-4768

Source: CCN
Type: Apple Web site
About Security Update 2007-009

Source: CONFIRM
Type: UNKNOWN
http://docs.info.apple.com/article.html?artnum=307179

Source: CONFIRM
Type: UNKNOWN
http://docs.info.apple.com/article.html?artnum=307562

Source: APPLE
Type: UNKNOWN
APPLE-SA-2007-12-17

Source: APPLE
Type: UNKNOWN
APPLE-SA-2008-03-18

Source: SUSE
Type: UNKNOWN
SUSE-SA:2007:069

Source: MLIST
Type: UNKNOWN
[gtk-devel-list] 20071107 GLib 2.14.3

Source: CCN
Type: RHSA-2007-1126
Critical: flash-plugin security update

Source: SECUNIA
Type: UNKNOWN
27538

Source: CCN
Type: SA27543
PCRE Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
27543

Source: SECUNIA
Type: UNKNOWN
27554

Source: SECUNIA
Type: UNKNOWN
27697

Source: SECUNIA
Type: UNKNOWN
27741

Source: CCN
Type: SA28136
Apple Mac OS X Security Update Fixes Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
28136

Source: SECUNIA
Type: UNKNOWN
28157

Source: CCN
Type: SA28161
Adobe Flash Player Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
28161

Source: SECUNIA
Type: UNKNOWN
28213

Source: SECUNIA
Type: UNKNOWN
28406

Source: CCN
Type: SA28414
R PCRE Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
28414

Source: SECUNIA
Type: UNKNOWN
28570

Source: SECUNIA
Type: UNKNOWN
28714

Source: SECUNIA
Type: UNKNOWN
28720

Source: SECUNIA
Type: UNKNOWN
29267

Source: CCN
Type: SA29420
Mac OS X Security Update Fixes Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
29420

Source: SECUNIA
Type: UNKNOWN
30106

Source: CCN
Type: SA30155
Chicken PCRE Buffer Overflow Vulnerability

Source: SECUNIA
Type: UNKNOWN
30155

Source: SECUNIA
Type: UNKNOWN
30219

Source: SECUNIA
Type: UNKNOWN
30507

Source: CCN
Type: SA30840
Sun Solaris Adobe Reader Multiple Vulnerabilities

Source: SECUNIA
Type: UNKNOWN
30840

Source: GENTOO
Type: UNKNOWN
GLSA-200711-30

Source: GENTOO
Type: UNKNOWN
GLSA-200801-02

Source: GENTOO
Type: UNKNOWN
GLSA-200801-18

Source: GENTOO
Type: UNKNOWN
GLSA-200801-19

Source: GENTOO
Type: UNKNOWN
GLSA-200805-11

Source: CCN
Type: SECTRACK ID: 1019116
Adobe Flash Player Bugs Let Remote Users Execute Arbitrary Code, Scan Ports, and Conduct HTTP Request Splitting and Cross-Site Scripting Attacks

Source: SECTRACK
Type: UNKNOWN
1019116

Source: SUNALERT
Type: UNKNOWN
238305

Source: SUNALERT
Type: UNKNOWN
239286

Source: CCN
Type: Sun Alert ID: 238305
Multiple Security Vulnerabilities in Flash Player for Solaris

Source: CCN
Type: Sun Alert ID: 239286
Multiple Security Vulnerabilities in the Adobe Reader may lead to Execution of Arbitrary Code

Source: CCN
Type: ASA-2008-013
flash-plugin security update (RHSA-2007-1126)

Source: CCN
Type: ASA-2008-241
Multiple Security Vulnerabilities in Flash Player for Solaris (Sun 238305)

Source: CCN
Type: ASA-2008-281
Multiple Security Vulnerabilities in the Adobe Reader may lead to Execution of Arbitrary Code (Sun 239286)

Source: CCN
Type: NORTEL BULLETIN ID: 2008008954, Rev 1
Nortel Response to Sun Alert 238305 - Multiple Security Vulnerabilities in Flash Player for Solaris 10

Source: CCN
Type: Adobe Product Security Bulletin APSB07-20
Flash Player update available to address security vulnerabilities

Source: CONFIRM
Type: UNKNOWN
http://www.adobe.com/support/security/bulletins/apsb07-20.html

Source: CCN
Type: Adobe Product Security Bulletin APSB08-13
Security Updates available for Adobe Reader and Acrobat 7 and 8

Source: CONFIRM
Type: UNKNOWN
http://www.adobe.com/support/security/bulletins/apsb08-13.html

Source: DEBIAN
Type: UNKNOWN
DSA-1399

Source: DEBIAN
Type: UNKNOWN
DSA-1570

Source: DEBIAN
Type: DSA-1399
pcre3 -- several vulnerabilities

Source: DEBIAN
Type: DSA-1570
kazehakase -- various

Source: CCN
Type: GLSA-200711-30
PCRE: Multiple vulnerabilities

Source: CCN
Type: GLSA-200801-02
R: Multiple vulnerabilities

Source: CCN
Type: GLSA-200801-07
Adobe Flash Player: Multiple vulnerabilities

Source: GENTOO
Type: UNKNOWN
GLSA-200801-07

Source: CCN
Type: GLSA-200801-18
Kazehakase: Multiple vulnerabilities

Source: CCN
Type: GLSA-200801-19
GOffice: Multiple vulnerabilities

Source: CCN
Type: GLSA-200805-11
Chicken: Multiple vulnerabilities

Source: MANDRIVA
Type: UNKNOWN
MDKSA-2007:211

Source: CCN
Type: PCRE Web site
PCRE - Perl Compatible Regular Expressions

Source: REDHAT
Type: UNKNOWN
RHSA-2007:1126

Source: BUGTRAQ
Type: UNKNOWN
20071106 rPSA-2007-0231-1 pcre

Source: BUGTRAQ
Type: UNKNOWN
20071112 FLEA-2007-0064-1 pcre

Source: BID
Type: UNKNOWN
26346

Source: CCN
Type: BID-26346
PCRE Regular Expression Library Multiple Security Vulnerabilities

Source: CCN
Type: TLSA-2008-1
Multiple vulnerabilities exist in flash-player

Source: CCN
Type: USN-547-1
PCRE vulnerabilities

Source: CERT
Type: US Government Resource
TA07-352A

Source: CERT
Type: US Government Resource
TA07-355A

Source: VUPEN
Type: UNKNOWN
ADV-2007-3725

Source: VUPEN
Type: UNKNOWN
ADV-2007-3790

Source: VUPEN
Type: UNKNOWN
ADV-2007-4238

Source: VUPEN
Type: UNKNOWN
ADV-2007-4258

Source: VUPEN
Type: UNKNOWN
ADV-2008-0924

Source: VUPEN
Type: UNKNOWN
ADV-2008-1724

Source: VUPEN
Type: UNKNOWN
ADV-2008-1966

Source: XF
Type: UNKNOWN
pcre-class-unicode-bo(38278)

Source: XF
Type: UNKNOWN
pcre-class-unicode-bo(38278)

Source: CONFIRM
Type: UNKNOWN
https://issues.rpath.com/browse/RPL-1738

Source: OVAL
Type: UNKNOWN
oval:org.mitre.oval:def:9701

Source: UBUNTU
Type: UNKNOWN
USN-547-1

Source: FEDORA
Type: UNKNOWN
FEDORA-2008-1842

Source: SUSE
Type: SUSE-SA:2007:069
flash-player security update

Vulnerable Configuration:Configuration 1:
  • cpe:/a:pcre:pcre:*:*:*:*:*:*:*:* (Version <= 6.0)
  • OR cpe:/a:pcre:pcre:*:*:*:*:*:*:*:* (Version <= 6.1)
  • OR cpe:/a:pcre:pcre:*:*:*:*:*:*:*:* (Version <= 7.3)

  • Configuration RedHat 1:
  • cpe:/a:redhat:rhel_extras:3:*:*:*:*:*:*:*

  • Configuration RedHat 2:
  • cpe:/a:redhat:rhel_extras:4:*:*:*:*:*:*:*

  • Configuration RedHat 3:
  • cpe:/a:redhat:rhel_extras:5:*:*:*:*:*:*:*

  • Configuration RedHat 4:
  • cpe:/a:redhat:rhel_extras:4.5.z:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20074768
    V
    CVE-2007-4768
    2015-11-16
    oval:org.mitre.oval:def:9701
    V
    Heap-based buffer overflow in Perl-Compatible Regular Expression (PCRE) library before 7.3 allows context-dependent attackers to execute arbitrary code via a singleton Unicode sequence in a character class in a regex pattern, which is incorrectly optimized.
    2015-08-03
    oval:org.mitre.oval:def:17651
    P
    USN-547-1 -- pcre3 vulnerabilities
    2014-06-30
    oval:org.mitre.oval:def:20218
    P
    DSA-1399-1 pcre3 - arbitrary code execution
    2014-06-23
    oval:org.mitre.oval:def:18752
    P
    DSA-1570-1 kazehakase - execution of arbitrary code
    2014-06-23
    oval:org.mitre.oval:def:8010
    P
    DSA-1570 kazehakase -- various
    2014-06-23
    oval:org.mitre.oval:def:22648
    P
    ELSA-2007:1126: flash-plugin security update (Critical)
    2014-05-26
    oval:org.debian:def:1570
    V
    various
    2008-05-06
    oval:com.redhat.rhsa:def:20071126
    P
    RHSA-2007:1126: flash-plugin security update (Critical)
    2007-12-18
    oval:org.debian:def:1399
    V
    several vulnerabilities
    2007-11-05
    BACK
    pcre pcre *
    pcre pcre *
    pcre pcre *