CVE-2007-4770: icu-project international_components_for_unicode Resource Management Errors
Vulnerability summary
CVE-2007-4770 is a medium (CVSS 6.8) Resource Management Errors vulnerability in icu-project international_components_for_unicode. EPSS estimates a 2.93% chance of exploitation in the next 30 days, higher than 86.8% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 3 · Related 1Timeline
- 28-01-2008PublishedVulnerability first disclosed.
- 07-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
1 score · 1 source · 1 versionEPSS trend
Probability
2.93%
Chance of exploitation in the next 30 days
Percentile
87%
Versus all other CVEs
30-day change
0.00 pp
From 2.93% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Debian1 product
- icu< 3.8-6
Icu-project1 product
2 vendors · 2 products
References
41 links- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11172VDB EntrySignatureX Refsource OVALThird Party Advisory
- sunsolve.sun.com/search/document.do?assetkey=1-26-233922-1Vendor AdvisoryX Refsource SUNALERTBroken Link
- oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5507VDB EntrySignatureX Refsource OVALThird Party Advisory
- www.novell.com/linux/security/advisories/2008_23_openoffice.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
Show all 41 references
- lists.opensuse.org/opensuse-security-announce/2008-03/msg00001.htmlVendor AdvisoryX Refsource SUSEThird Party Advisory
- www.mandriva.com/security/advisories?name=MDVSA-2008:026Vendor AdvisoryX Refsource MANDRIVABroken Link
- sunsolve.sun.com/search/document.do?assetkey=1-26-231641-1Vendor AdvisoryX Refsource SUNALERTBroken Link
- www.redhat.com/archives/fedora-package-announce/2008-January/msg00921.htmlVendor AdvisoryX Refsource FEDORAThird Party Advisory
- www.redhat.com/archives/fedora-package-announce/2008-January/msg00896.htmlVendor AdvisoryX Refsource FEDORAThird Party Advisory