#VU31855 Infinite loop in libexif - CVE-2007-6351
Vulnerability identifier: #VU31855
Vulnerability risk: Low
CVSSv4.0: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]
CVE-ID: CVE-2007-6351
CWE-ID:
CWE-835
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 perform a denial of service (DoS) attack.
The vulnerability exists due to infinite loop in the the exif_loader_write function in exif_loader.c. A remote attacker can consume all available system resources and cause denial of service conditions via a specially crafted image.
Mitigation
Install update from vendor's website.
Vulnerable software versions
libexif: 0.6.9 - 0.6.16
External links
https://bugs.gentoo.org/show_bug.cgi?id=202350
https://security.gentoo.org/glsa/glsa-200712-15.xml
https://www.debian.org/security/2008/dsa-1487
https://www.mandriva.com/security/advisories?name=MDVSA-2008:005
https://www.novell.com/linux/security/advisories/suse_security_summary_report.html
https://www.redhat.com/support/errata/RHSA-2007-1165.html
https://www.securityfocus.com/archive/1/485822/100/0/threaded
https://www.securityfocus.com/bid/26976
https://www.securitytracker.com/id?1019124
https://www.ubuntu.com/usn/usn-654-1
https://www.vupen.com/english/advisories/2007/4278
https://bugzilla.redhat.com/show_bug.cgi?id=425551
https://bugzilla.redhat.com/show_bug.cgi?id=425621
https://bugzilla.redhat.com/show_bug.cgi?id=425631
https://exchange.xforce.ibmcloud.com/vulnerabilities/39166
https://issues.rpath.com/browse/RPL-2068
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9420
https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00597.html
https://www.redhat.com/archives/fedora-package-announce/2007-December/msg00626.html
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
