Vulnerability Description
Heap-based buffer overflow in the doInterval function in regexcmp.cpp in libicu in International Components for Unicode (ICU) 3.8.1 and earlier allows context-dependent attackers to cause a denial of service (memory consumption) and possibly have unspecified other impact via a regular expression that writes a large amount of data to the backtracking stack. NOTE: some of these details are obtained from third party information.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Icu-Project | International Components For Unicode | <= 3.8.1 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2008-0090.htmlThird Party Advisory
- http://secunia.com/advisories/28575Permissions Required
- http://secunia.com/advisories/28615Permissions Required
- http://secunia.com/advisories/28669Permissions Required
- http://secunia.com/advisories/28783Permissions Required
- http://secunia.com/advisories/29194Permissions Required
- http://secunia.com/advisories/29242Permissions Required
- http://secunia.com/advisories/29291Permissions Required
- http://secunia.com/advisories/29294Permissions Required
- http://secunia.com/advisories/29333Permissions Required
- http://secunia.com/advisories/29852Permissions Required
- http://secunia.com/advisories/29910Permissions Required
- http://secunia.com/advisories/29987Permissions Required
- http://secunia.com/advisories/30179Permissions Required
FAQ
What is CVE-2007-4771?
CVE-2007-4771 is a vulnerability with a CVSS score of 9.3 (HIGH). Heap-based buffer overflow in the doInterval function in regexcmp.cpp in libicu in International Components for Unicode (ICU) 3.8.1 and earlier allows context-dependent attackers to cause a denial of ...
How severe is CVE-2007-4771?
CVE-2007-4771 has been rated HIGH with a CVSS base score of 9.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2007-4771?
Check the references section above for vendor advisories and patch information. Affected products include: Icu-Project International Components For Unicode.