CVE-2009-3602

HighCVSS 7.5/10Last modified Jun 16, 2026

Description

Unbound before 1.3.4 does not properly verify signatures for NSEC3 records, which allows remote attackers to cause secure delegations to be downgraded via DNS spoofing or other DNS-related attacks in conjunction with crafted delegation responses.

Metrics

CVSS 2.0 7.5/10AV:N/AC:L/Au:N/C:P/I:P/A:P

Weakness enumeration

CWE-310

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

Timeline

Published: Oct 13, 2009
Last modified: Jun 16, 2026
NVD status: Modified

Related CVEs from 2009

CVE-2009-36039.3Integer overflow in the SplashBitmap::SplashBitmap function in Xpdf 3.x before 3.02pl4 and Poppler before 0.12.1 might allow remote attacker CVE-2009-36049.3The Splash::drawImage function in Splash.cc in Xpdf 2.x and 3.x before 3.02pl4, and Poppler 0.x, as used in GPdf and kdegraphics KPDF, does CVE-2009-36056.8Multiple integer overflows in Poppler 0.10.5 and earlier allow remote attackers to cause a denial of service (application crash) or possibly CVE-2009-36069.3Integer overflow in the PSOutputDev::doImageL1Sep function in Xpdf before 3.02pl4, and Poppler 0.x, as used in kdegraphics KPDF, might allow CVE-2009-36079.3Integer overflow in the create_surface_from_thumbnail_data function in glib/poppler-page.cc in Poppler 0.x allows remote attackers to cause CVE-2009-36089.3Integer overflow in the ObjectStream::ObjectStream function in XRef.cc in Xpdf 3.x before 3.02pl4 and Poppler before 0.12.1, as used in GPdf CVE-2009-36094.3Integer overflow in the ImageStream::ImageStream function in Stream.cc in Xpdf before 3.02pl4 and Poppler before 0.12.1, as used in GPdf, kd CVE-2009-36117.1common/snapshots.py in Back In Time (aka backintime) 0.9.26 changes certain permissions to 0777 before deleting the files in an old backup s CVE-2009-36122.1The tcf_fill_node function in net/sched/cls_api.c in the netlink subsystem in the Linux kernel 2.6.x before 2.6.32-rc5, and 2.4.37.6 and ear CVE-2009-36137.8The swiotlb functionality in the r8169 driver in drivers/net/r8169.c in the Linux kernel before 2.6.27.22 allows remote attackers to cause a CVE-2009-36143.3liboping 1.3.2 allows users reading arbitrary files upon the local system.CVE-2009-36155.0The OSCAR protocol plugin in libpurple in Pidgin before 2.6.3 and Adium before 1.3.7 allows remote attackers to cause a denial of service (a