Perl Perl_sv_vcatpvfn Format String Integer Wrap Vulnerability

BID:15629

Info

Perl Perl_sv_vcatpvfn Format String Integer Wrap Vulnerability

Bugtraq ID: 15629
Class: Input Validation Error
CVE: CVE-2005-3912
CVE-2005-3962
Remote: Yes
Local: Yes
Published: Nov 29 2005 12:00AM
Updated: Jul 24 2008 11:18PM
Credit: Jack Louis of Dyad Security discovered this vulnerability. Previous research into Perl format string vulnerabilities is credited to Steven M. Christey, Jean-loup Gailly, and Arjan de Vet.
Vulnerable: Webmin Webmin 1.240
Webmin Webmin 1.230
Webmin Webmin 1.220
Webmin Webmin 1.210
Webmin Webmin 1.200
Webmin Webmin 1.190
Webmin Webmin 1.180
Webmin Webmin 1.170
Webmin Webmin 1.160
Webmin Webmin 1.150
Webmin Webmin 1.140
Webmin Webmin 1.130
Webmin Webmin 1.121
Webmin Webmin 1.110
Webmin Webmin 1.100
Webmin Webmin 1.0 90
Webmin Webmin 1.0 80
Webmin Webmin 1.0 70
+ HP Apache-Based Web Server 1.3.27 .01
+ HP Apache-Based Web Server 1.3.27 .01
+ HP Webmin-Based Admin 1.0.1 .01
+ HP Webmin-Based Admin 1.0.1 .01
+ Turbolinux Turbolinux Server 8.0
+ Turbolinux Turbolinux Server 8.0
+ Turbolinux Turbolinux Server 7.0
+ Turbolinux Turbolinux Server 7.0
+ Turbolinux Turbolinux Workstation 8.0
Webmin Webmin 1.0 60
Webmin Webmin 1.0 50
Webmin Webmin 1.0 20
Webmin Webmin 1.0 00
Webmin Webmin 0.990
Webmin Webmin 0.980
Webmin Webmin 0.970
Webmin Webmin 0.960
Webmin Webmin 0.950
Webmin Webmin 0.94
Webmin Webmin 0.93
Webmin Webmin 0.92 -1
Webmin Webmin 0.92
Webmin Webmin 0.91
Webmin Webmin 0.89
Webmin Webmin 0.88
Webmin Webmin 0.85
Webmin Webmin 0.80
Webmin Webmin 0.79
Webmin Webmin 0.78
Webmin Webmin 0.77
Webmin Webmin 0.76
Webmin Webmin 0.51
Webmin Webmin 0.42
Webmin Webmin 0.41
Webmin Webmin 0.31
Webmin Webmin 0.22
Webmin Webmin 0.21
Webmin Webmin 0.8.5 Red Hat
+ Redhat Linux 7.0
Webmin Webmin 0.8.4
- Caldera OpenLinux Desktop 2.3
- Caldera OpenLinux Desktop 2.3
- Mandriva Linux Mandrake 7.2
- Mandriva Linux Mandrake 7.2
- Mandriva Linux Mandrake 7.1
- Mandriva Linux Mandrake 7.1
- SCO eDesktop 2.4
- SCO eDesktop 2.4
- SCO eServer 2.3.1
Webmin Webmin 0.8.3
- Caldera OpenLinux 2.4
- Caldera OpenLinux 2.4
- Caldera OpenLinux 2.3
- Caldera OpenLinux 2.3
- MandrakeSoft Corporate Server 1.0.1
- Mandriva Linux Mandrake 7.2
- Mandriva Linux Mandrake 7.2
- Mandriva Linux Mandrake 7.1
- Mandriva Linux Mandrake 7.1
Webmin Webmin 0.7
Webmin Webmin 0.6
Webmin Webmin 0.5 x
Webmin Webmin 0.5
Webmin Webmin 0.4
Webmin Webmin 0.3
Webmin Webmin 0.2
Webmin Webmin 0.1
Webmin Usermin 1.170
Webmin Usermin 1.160
Webmin Usermin 1.150
Webmin Usermin 1.140
Webmin Usermin 1.130
Webmin Usermin 1.120
Webmin Usermin 1.110
Webmin Usermin 1.0
Webmin Usermin 1.0
Webmin Usermin 0.99
+ Mandriva Linux Mandrake 9.0
Webmin Usermin 0.98
Webmin Usermin 0.97
+ MandrakeSoft Single Network Firewall 7.2
+ Mandriva Linux Mandrake 8.2 ppc
+ Mandriva Linux Mandrake 8.2
+ Mandriva Linux Mandrake 8.1 ia64
+ Mandriva Linux Mandrake 8.1
+ Mandriva Linux Mandrake 8.0 ppc
+ Mandriva Linux Mandrake 8.0
+ Mandriva Linux Mandrake 7.2
Webmin Usermin 0.96
Webmin Usermin 0.95
Webmin Usermin 0.94
Webmin Usermin 0.93
Webmin Usermin 0.92
Webmin Usermin 0.91
Webmin Usermin 0.9
Webmin Usermin 0.8
Webmin Usermin 0.7
Webmin Usermin 0.6
Webmin Usermin 0.5
Webmin Usermin 0.4
Ubuntu Ubuntu Linux 5.10 powerpc
Ubuntu Ubuntu Linux 5.10 i386
Ubuntu Ubuntu Linux 5.10 amd64
Ubuntu Ubuntu Linux 5.0 4 powerpc
Ubuntu Ubuntu Linux 5.0 4 i386
Ubuntu Ubuntu Linux 5.0 4 amd64
Ubuntu Ubuntu Linux 4.1 ppc
Ubuntu Ubuntu Linux 4.1 ia64
Ubuntu Ubuntu Linux 4.1 ia32
Trustix Secure Linux 3.0
Trustix Secure Linux 2.2
Trustix Secure Enterprise Linux 2.0
SuSE SUSE Linux Enterprise Server 8
+ Linux kernel 2.4.21
+ Linux kernel 2.4.19
SuSE Linux Enterprise Server 9
SuSE Linux Desktop 1.0
Sun Solaris 10.0_x86
Sun Solaris 10
S.u.S.E. UnitedLinux 1.0
S.u.S.E. SuSE Linux School Server for i386
S.u.S.E. SUSE LINUX Retail Solution 8.0
S.u.S.E. SuSE Linux Openexchange Server 4.0
S.u.S.E. Open-Enterprise-Server 9.0
S.u.S.E. Novell Linux Desktop 9.0
S.u.S.E. Linux Professional 10.0 OSS
S.u.S.E. Linux Professional 10.0
S.u.S.E. Linux Professional 9.3 x86_64
S.u.S.E. Linux Professional 9.3
S.u.S.E. Linux Professional 9.2 x86_64
S.u.S.E. Linux Professional 9.2
S.u.S.E. Linux Professional 9.1 x86_64
S.u.S.E. Linux Professional 9.1
S.u.S.E. Linux Professional 9.0 x86_64
S.u.S.E. Linux Professional 9.0
S.u.S.E. Linux Professional 8.2
S.u.S.E. Linux Personal 10.0 OSS
S.u.S.E. Linux Personal 9.3 x86_64
S.u.S.E. Linux Personal 9.3
S.u.S.E. Linux Personal 9.2 x86_64
S.u.S.E. Linux Personal 9.2
S.u.S.E. Linux Personal 9.1 x86_64
S.u.S.E. Linux Personal 9.1
S.u.S.E. Linux Personal 9.0 x86_64
S.u.S.E. Linux Personal 9.0
S.u.S.E. Linux Personal 8.2
Redhat Linux 9.0 i386
Redhat Fedora Core4
Redhat Fedora Core3
Redhat Fedora Core2
Redhat Fedora Core1
Redhat Enterprise Linux WS 4
Redhat Enterprise Linux ES 4
Redhat Enterprise Linux AS 4
Redhat Desktop 4.0
OpenPKG OpenPKG 2.5
OpenPKG OpenPKG 2.4
OpenPKG OpenPKG 2.3
OpenPKG OpenPKG Current
OpenBSD OpenBSD 3.8
OpenBSD OpenBSD 3.7
Mandriva Linux Mandrake 2006.0 x86_64
Mandriva Linux Mandrake 2006.0
Mandriva Linux Mandrake 10.2 x86_64
Mandriva Linux Mandrake 10.2
Mandriva Linux Mandrake 10.1 x86_64
Mandriva Linux Mandrake 10.1
MandrakeSoft Multi Network Firewall 2.0
MandrakeSoft Corporate Server 3.0 x86_64
MandrakeSoft Corporate Server 3.0
MandrakeSoft Corporate Server 2.1 x86_64
MandrakeSoft Corporate Server 2.1
Larry Wall Perl 5.9.2
Larry Wall Perl 5.8.7
Larry Wall Perl 5.8.6
Larry Wall Perl 5.8.5
+ Turbolinux Turbolinux Server 10.0
Larry Wall Perl 5.8.4 -5
Larry Wall Perl 5.8.4 -4
Larry Wall Perl 5.8.4 -3
Larry Wall Perl 5.8.4 -2.3
Larry Wall Perl 5.8.4 -2
Larry Wall Perl 5.8.4 -1
Larry Wall Perl 5.8.4
Larry Wall Perl 5.8.3
Larry Wall Perl 5.8.1
Larry Wall Perl 5.8 .0-88.3
Larry Wall Perl 5.8
Larry Wall Perl 5.6.1
+ Debian Linux 3.0 sparc
+ Debian Linux 3.0 s/390
+ Debian Linux 3.0 ppc
+ Debian Linux 3.0 mipsel
+ Debian Linux 3.0 mips
+ Debian Linux 3.0 m68k
+ Debian Linux 3.0 ia-64
+ Debian Linux 3.0 ia-32
+ Debian Linux 3.0 hppa
+ Debian Linux 3.0 arm
+ Debian Linux 3.0 alpha
+ Debian Linux 3.0
+ Turbolinux Turbolinux Server 8.0
+ Turbolinux Turbolinux Server 7.0
+ Turbolinux Turbolinux Workstation 8.0
+ Turbolinux Turbolinux Workstation 7.0
Larry Wall Perl 5.6
Larry Wall Perl 5.0 05_003
+ Debian Linux 2.2 sparc
+ Debian Linux 2.2 powerpc
+ Debian Linux 2.2 arm
+ Debian Linux 2.2 alpha
+ Debian Linux 2.2
+ Debian Linux 2.1 sparc
+ Debian Linux 2.1 alpha
+ Debian Linux 2.1 68k
+ Debian Linux 2.1
+ Mandriva Linux Mandrake 7.0
+ Mandriva Linux Mandrake 6.1
+ Mandriva Linux Mandrake 6.0
+ Redhat Linux 6.2 E sparc
+ Redhat Linux 6.2 E i386
+ Redhat Linux 6.2 E alpha
+ Redhat Linux 6.2 sparc
+ Redhat Linux 6.2 i386
+ Redhat Linux 6.2 alpha
+ Redhat Linux 6.1 sparc
+ Redhat Linux 6.1 i386
+ Redhat Linux 6.1 alpha
+ Redhat Linux 6.0 sparc
+ Redhat Linux 6.0 alpha
+ Redhat Linux 6.0
+ SCO eDesktop 2.4
+ SCO eServer 2.3
+ Trustix Trustix Secure Linux 1.1
+ Turbolinux Turbolinux 6.0.4
+ Turbolinux Turbolinux 6.0.3
+ Turbolinux Turbolinux 6.0.2
+ Turbolinux Turbolinux 6.0.1
+ Turbolinux Turbolinux 6.0
+ Turbolinux Turbolinux 4.4
+ Turbolinux Turbolinux 4.2
+ Turbolinux Turbolinux 4.0
Larry Wall Perl 5.0 05
Larry Wall Perl 5.0 04_05
+ Redhat Linux 5.2 sparc
+ Redhat Linux 5.2 i386
+ Redhat Linux 5.2 alpha
+ Redhat Linux 5.1
+ Redhat Linux 5.0
Larry Wall Perl 5.0 04_04
Larry Wall Perl 5.0 04
Larry Wall Perl 5.0 03
IPCop IPCop 1.4.20
HP Tru64 5.1 B-3
HP Tru64 5.1 B-2 PK4 (BL25)
HP Tru64 5.1 B-2 PK4
HP Tru64 5.1 A PK6 (BL24)
HP Tru64 5.1 A PK6
HP Internet Express 6.4
HP Internet Express 6.3
Gentoo Linux
Debian Linux 3.1 sparc
Debian Linux 3.1 s/390
Debian Linux 3.1 ppc
Debian Linux 3.1 mipsel
Debian Linux 3.1 mips
Debian Linux 3.1 m68k
Debian Linux 3.1 ia-64
Debian Linux 3.1 ia-32
Debian Linux 3.1 hppa
Debian Linux 3.1 arm
Debian Linux 3.1 amd64
Debian Linux 3.1 alpha
Debian Linux 3.1
Curtis Hawthorne TN3270RG 1.1 .0
Curtis Hawthorne TN3270RG 1.0.1
Curtis Hawthorne TN3270RG 1.0 .0
Apple Mac OS X Server 10.4.8
Apple Mac OS X Server 10.3.9
Apple Mac OS X 10.4.8
Apple Mac OS X 10.3.9
Not Vulnerable: Webmin Webmin 1.250
Webmin Usermin 1.180
IPCop IPCop 1.4.21
Curtis Hawthorne TN3270RG 1.1.1

Discussion

Perl Perl_sv_vcatpvfn Format String Integer Wrap Vulnerability

Perl is prone to a format-string vulnerability because it fails to properly handle format specifiers in formatted-printing functions.

An attacker may leverage this issue to write to arbitrary process memory, facilitating code execution in the context of the Perl interpreter process. This can result in unauthorized remote access.

Developers should treat the formatted-printing functions in Perl as equivalently vulnerable to exploits as the C library versions and should properly sanitize all data passed in the format-specifier argument.

All applications that use formatted-printing functions in an unsafe manner should be considered exploitable.

Exploit / POC

Perl Perl_sv_vcatpvfn Format String Integer Wrap Vulnerability

An exploit against Webmin is available to members of the Immunity Partner's program.

Core Security Technologies has developed a working commercial exploit for its CORE IMPACT product. This exploit is not otherwise publicly available or known to be circulating in the wild.

Solution / Fix

Perl Perl_sv_vcatpvfn Format String Integer Wrap Vulnerability

Solution:
Webmin has released updated versions of Webmin and Usermin to fix the insecure usage of the formatted-printing functions.

Please see the referenced vendor advisories for more information.


Sun Solaris 10

Webmin Webmin 0.2

Webmin Webmin 0.42

Webmin Webmin 0.5 x

Webmin Webmin 0.5

Webmin Webmin 0.6

Webmin Usermin 0.7

Webmin Webmin 0.76

Webmin Webmin 0.78

Webmin Webmin 0.8.3

Webmin Webmin 0.8.4

Webmin Webmin 0.8.5 Red Hat

Webmin Usermin 0.9

Webmin Webmin 0.91

Webmin Usermin 0.92

Webmin Webmin 0.92

Webmin Webmin 0.93

Webmin Usermin 0.95

Webmin Webmin 0.950

Webmin Webmin 0.960

Webmin Usermin 0.97

Webmin Webmin 0.970

Webmin Usermin 0.99

Webmin Webmin 0.990

Curtis Hawthorne TN3270RG 1.0 .0

Webmin Webmin 1.0 80

Webmin Webmin 1.0 20

Webmin Webmin 1.0 00

Webmin Webmin 1.0 70

Webmin Webmin 1.100

Webmin Usermin 1.130

Webmin Usermin 1.150

Webmin Webmin 1.160

Webmin Usermin 1.170

Webmin Webmin 1.190

Webmin Webmin 1.220

Webmin Webmin 1.230

Webmin Webmin 1.240

Larry Wall Perl 5.8.4 -2

Larry Wall Perl 5.8.5

Larry Wall Perl 5.8.7

References

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