MEDIUM · 6.4

CVE-2009-1086

Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns 1.4.x allows remote attackers to cause a denial of service (memory corruption) and possibly execute arbitrary code via a...

Vulnerability Description

Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns 1.4.x allows remote attackers to cause a denial of service (memory corruption) and possibly execute arbitrary code via a DNS resource record (RR) with a long (1) class field (clas variable) and possibly (2) TTL field.

CVSS Score

6.4

MEDIUM

AV:N/AC:L/Au:N/C:N/I:P/A:P
Confidentiality
NONE
Integrity
PARTIAL
Availability
PARTIAL

Affected Products

VendorProductVersions
NlnetlabsLdns1.4.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2009-1086?

CVE-2009-1086 is a vulnerability with a CVSS score of 6.4 (MEDIUM). Heap-based buffer overflow in the ldns_rr_new_frm_str_internal function in ldns 1.4.x allows remote attackers to cause a denial of service (memory corruption) and possibly execute arbitrary code via a...

How severe is CVE-2009-1086?

CVE-2009-1086 has been rated MEDIUM with a CVSS base score of 6.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2009-1086?

Check the references section above for vendor advisories and patch information. Affected products include: Nlnetlabs Ldns.