CVE-2007-4766

Description

Multiple integer overflows in Perl-Compatible Regular Expression (PCRE) library before 7.3 allow context-dependent attackers to cause a denial of service (crash) or execute arbitrary code via unspecified escape (backslash) sequences.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 5.11% Top 15%
Vendor Advisory ubuntu.com Vendor Advisory gentoo.org Vendor Advisory debian.org Vendor Advisory apple.com Vendor Advisory gentoo.org Vendor Advisory apple.com Vendor Advisory mandriva.com Vendor Advisory redhat.com Vendor Advisory novell.com Vendor Advisory gentoo.org Vendor Advisory gentoo.org Vendor Advisory gentoo.org Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/30219 third party advisory
http://secunia.com/advisories/29267 third party advisory
https://usn.ubuntu.com/547-1/ vendor advisory
http://security.gentoo.org/glsa/glsa-200711-30.xml vendor advisory
http://www.vupen.com/english/advisories/2007/4238 vdb entry
http://www.securityfocus.com/archive/1/483357/100/0/threaded mailing list
http://www.us-cert.gov/cas/techalerts/TA07-352A.html third party advisory us government resource
http://secunia.com/advisories/27538 third party advisory
http://www.securityfocus.com/archive/1/483579/100/0/threaded mailing list
http://secunia.com/advisories/28136 third party advisory
http://www.debian.org/security/2008/dsa-1570 vendor advisory
https://issues.rpath.com/browse/RPL-1738
http://secunia.com/advisories/27773 third party advisory
http://secunia.com/advisories/27697 third party advisory
http://secunia.com/advisories/28406 third party advisory
http://secunia.com/advisories/27554 third party advisory
http://www.vupen.com/english/advisories/2008/0924/references vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/38276 vdb entry
http://secunia.com/advisories/27543 third party advisory
http://mail.gnome.org/archives/gtk-devel-list/2007-November/msg00022.html mailing list
http://secunia.com/advisories/29420 third party advisory
http://lists.apple.com/archives/security-announce/2007/Dec/msg00002.html vendor advisory
http://security.gentoo.org/glsa/glsa-200805-11.xml vendor advisory
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html vendor advisory
http://www.mandriva.com/security/advisories?name=MDKSA-2007:211 vendor advisory
https://www.redhat.com/archives/fedora-package-announce/2008-March/msg00181.html vendor advisory
http://docs.info.apple.com/article.html?artnum=307179
http://secunia.com/advisories/27741 third party advisory
http://www.vupen.com/english/advisories/2007/3790 vdb entry
http://www.vupen.com/english/advisories/2007/3725 vdb entry
http://www.novell.com/linux/security/advisories/2007_62_pcre.html vendor advisory
http://www.pcre.org/changelog.txt
http://docs.info.apple.com/article.html?artnum=307562
http://secunia.com/advisories/30155 third party advisory
http://secunia.com/advisories/28720 third party advisory
http://security.gentoo.org/glsa/glsa-200801-02.xml vendor advisory
http://bugs.gentoo.org/show_bug.cgi?id=198976
http://security.gentoo.org/glsa/glsa-200801-19.xml vendor advisory
http://security.gentoo.org/glsa/glsa-200801-18.xml vendor advisory
http://www.debian.org/security/2007/dsa-1399 patch vendor advisory
http://secunia.com/advisories/28414 third party advisory
http://www.securityfocus.com/bid/26346 vdb entry
http://secunia.com/advisories/30106 third party advisory
http://secunia.com/advisories/28714 third party advisory

Frequently Asked Questions

What is the severity of CVE-2007-4766?
CVE-2007-4766 has been scored as a high severity vulnerability.
How to fix CVE-2007-4766?
To fix CVE-2007-4766, 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-2007-4766 being actively exploited in the wild?
It is possible that CVE-2007-4766 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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