CVE-2007-4770

Description

libicu in International Components for Unicode (ICU) 3.8.1 and earlier attempts to process backreferences to the nonexistent capture group zero (aka \0), which might allow context-dependent attackers to read from, or write to, out-of-bounds memory locations, related to corruption of REStackFrames.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 2.97% Top 15%
Vendor Advisory sun.com Vendor Advisory novell.com Vendor Advisory gentoo.org Vendor Advisory opensuse.org Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory ubuntu.com Vendor Advisory mandriva.com Vendor Advisory sun.com Vendor Advisory redhat.com Vendor Advisory redhat.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11172 vdb entry third party advisory signature
http://sunsolve.sun.com/search/document.do?assetkey=1-26-233922-1 vendor advisory broken link
http://secunia.com/advisories/28615 third party advisory permissions required
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5507 vdb entry third party advisory signature
http://secunia.com/advisories/29852 third party advisory permissions required
http://secunia.com/advisories/28783 third party advisory permissions required
http://secunia.com/advisories/29291 third party advisory permissions required
http://www.novell.com/linux/security/advisories/2008_23_openoffice.html third party advisory vendor advisory
http://secunia.com/advisories/29242 third party advisory permissions required
http://securitytracker.com/id?1019269 vdb entry third party advisory
http://security.gentoo.org/glsa/glsa-200805-16.xml third party advisory vendor advisory
http://secunia.com/advisories/29987 third party advisory permissions required
http://lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.html third party advisory vendor advisory
http://www.securityfocus.com/bid/27455 vdb entry third party advisory
http://secunia.com/advisories/29294 third party advisory permissions required
http://www.openoffice.org/security/cves/CVE-2007-4770.html third party advisory
http://security.gentoo.org/glsa/glsa-200803-20.xml third party advisory vendor advisory
http://www.debian.org/security/2008/dsa-1511 third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/39938 vdb entry third party advisory
http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0043 third party advisory
http://rhn.redhat.com/errata/RHSA-2008-0090.html third party advisory vendor advisory
http://secunia.com/advisories/29333 third party advisory permissions required
https://issues.rpath.com/browse/RPL-2199 third party advisory
http://www.ubuntu.com/usn/usn-591-1 third party advisory vendor advisory
http://www.mandriva.com/security/advisories?name=MDVSA-2008:026 vendor advisory broken link
http://sunsolve.sun.com/search/document.do?assetkey=1-26-231641-1 vendor advisory broken link
http://www.vupen.com/english/advisories/2008/1375/references vdb entry third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=429023 issue tracking third party advisory
http://secunia.com/advisories/29194 third party advisory permissions required
http://secunia.com/advisories/30179 third party advisory permissions required
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00921.html third party advisory vendor advisory
http://www.openoffice.org/security/cves/CVE-2007-5745.html third party advisory
http://secunia.com/advisories/28575 third party advisory permissions required
http://www.securityfocus.com/archive/1/487677/100/0/threaded mailing list
http://sourceforge.net/mailarchive/message.php?msg_name=d03a2ffb0801221538x68825e42xb4a4aaf0fcccecbd%40mail.gmail.com mailing list third party advisory patch broken link
http://secunia.com/advisories/28669 third party advisory permissions required
http://www.vupen.com/english/advisories/2008/0807/references vdb entry third party advisory
http://secunia.com/advisories/29910 third party advisory permissions required
https://www.redhat.com/archives/fedora-package-announce/2008-January/msg00896.html third party advisory vendor advisory
http://www.vupen.com/english/advisories/2008/0282 vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2007-4770?
CVE-2007-4770 has been scored as a medium severity vulnerability.
How to fix CVE-2007-4770?
To fix CVE-2007-4770, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2007-4770 being actively exploited in the wild?
It is possible that CVE-2007-4770 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~3% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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