CVE-2007-4771
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.54%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 2.0
- 9.3 HIGHAV:N/AC:M/Au:N/C:C/I:C/A:C
- EPSS
- 2.54% probability · 84th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- icu-project/international components for unicode
- Source
- cve@mitre.org
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
- http://security.gentoo.org/glsa/glsa-200803-20.xmlThird Party Advisory
- http://security.gentoo.org/glsa/glsa-200805-16.xmlThird Party Advisory
- http://securitytracker.com/id?1019269Third Party Advisory, VDB Entry
- http://sourceforge.net/mailarchive/message.php?msg_name=d03a2ffb0801221538x68825e42xb4a4aaf0fcccecbd%40mail.gmail.comThird Party Advisory
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-231641-1Broken Link
- http://sunsolve.sun.com/search/document.do?assetkey=1-26-233922-1Broken Link
- http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0043Third Party Advisory
- http://www.debian.org/security/2008/dsa-1511Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2008:026Broken Link
- http://www.novell.com/linux/security/advisories/2008_23_openoffice.htmlThird Party Advisory
- http://www.openoffice.org/security/cves/CVE-2007-4770.htmlThird Party Advisory
- http://www.openoffice.org/security/cves/CVE-2007-5745.htmlThird Party Advisory
- http://www.securityfocus.com/archive/1/487677/100/0/threaded
- http://www.securityfocus.com/bid/27455Patch, Third Party Advisory, VDB Entry
- http://www.ubuntu.com/usn/usn-591-1Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.