CVE-2007-0493
HIGH · CVSS 7.8EPSS 12.8%EU EUVD
Use-after-free vulnerability in ISC BIND 9.3.0 up to 9.3.3, 9.4.0a1 up to 9.4.0a6, 9.4.0b1 up to 9.4.0b4, 9.4.0rc1, and 9.5.0a1 (Bind Forum only) allows remote attackers to cause a denial of service (named daemon crash) via unspecified vectors that cause named to "dereference a freed fetch context."
Key facts
- CVSS score
- 7.8 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:C- EPSS score
- 12.8% (96th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2007-0491)
- Published
- January 25, 2007
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2007-0491 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- isc / bind
- isc / bind
- isc / bind
- isc / bind
- isc / bind
- isc / bind
References
- http://docs.info.apple.com/article.html?artnum=305530
- http://fedoranews.org/cms/node/2507
- http://fedoranews.org/cms/node/2537
- http://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2007-003.txt.asc
- http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c01070495
- http://lists.apple.com/archives/security-announce/2007/May/msg00004.html
- http://lists.grok.org.uk/pipermail/full-disclosure/2007-January/052018.html
- http://lists.suse.com/archive/suse-security-announce/2007-Jan/0016.html
- http://marc.info/?l=bind-announce&m=116968519321296&w=2
- http://secunia.com/advisories/23904(Vendor Advisory)
- http://secunia.com/advisories/23924
- http://secunia.com/advisories/23943
- http://secunia.com/advisories/23972
- http://secunia.com/advisories/23974
- http://secunia.com/advisories/23977
- http://secunia.com/advisories/24014
- http://secunia.com/advisories/24048
- http://secunia.com/advisories/24054
- http://secunia.com/advisories/24129
- http://secunia.com/advisories/24203
- http://secunia.com/advisories/24930
- http://secunia.com/advisories/24950
- http://secunia.com/advisories/25402
- http://secunia.com/advisories/25649
- http://security.freebsd.org/advisories/FreeBSD-SA-07:02.bind.asc
- http://security.gentoo.org/glsa/glsa-200702-06.xml
- http://securitytracker.com/id?1017561
- http://slackware.com/security/viewer.php?l=slackware-security&y=2007&m=slackware-security.494157
- http://www.isc.org/index.pl?/sw/bind/bind-security.php
- http://www.isc.org/index.pl?/sw/bind/view/?release=9.2.8(Patch)
- http://www.isc.org/index.pl?/sw/bind/view/?release=9.3.4(Patch)
- http://www.mandriva.com/security/advisories?name=MDKSA-2007:030
- http://www.openpkg.com/security/advisories/OpenPKG-SA-2007.007.html
- http://www.redhat.com/support/errata/RHSA-2007-0057.html
- http://www.securityfocus.com/archive/1/458066/100/0/threaded
- http://www.securityfocus.com/bid/22229
- http://www.trustix.org/errata/2007/0005
- http://www.ubuntu.com/usn/usn-418-1
- http://www.vupen.com/english/advisories/2007/0349
- http://www.vupen.com/english/advisories/2007/1401
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain