Vulnerability identifier: #VU31857

Vulnerability risk: High

CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2006-4168

CWE-ID: CWE-190

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
libexif
Universal components / Libraries / Libraries used by multiple products

Vendor: libexif.sourceforge.net

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow in the exif_data_load_data_entry function in libexif/exif-data.c in Libexif. A remote attacker can create a specially crafted image file, trick the victim into opening it,, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install update from vendor's website.

Vulnerable software versions

libexif: 0.6.9 - 0.6.15

---

External links
http://labs.idefense.com/intelligence/vulnerabilities/display.php?id=543
http://security.gentoo.org/glsa/glsa-200706-09.xml
http://sourceforge.net/project/shownotes.php?release_id=515385
http://www.debian.org/security/2007/dsa-1310
http://www.mandriva.com/security/advisories?name=MDKSA-2007:128
http://www.novell.com/linux/security/advisories/2007_14_sr.html
http://www.novell.com/linux/security/advisories/2007_39_libexif.html
http://www.securityfocus.com/archive/1/472046/100/0/threaded
http://www.securityfocus.com/bid/24461
http://www.securitytracker.com/id?1018240
http://www.ubuntu.com/usn/usn-478-1
http://www.vupen.com/english/advisories/2007/2165
http://exchange.xforce.ibmcloud.com/vulnerabilities/34851
http://issues.rpath.com/browse/RPL-1482
http://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9349
http://rhn.redhat.com/errata/RHSA-2007-0501.html

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.