Vulnerability Description
Improper bounds checking in Dnsmasq before 2.76 allows an attacker controlled DNS server to send large DNS packets that result in a read operation beyond the buffer allocated for the packet, a different vulnerability than CVE-2017-14491.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Thekelleys | Dnsmasq | < 2.76 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- https://github.com/Slovejoy/dnsmasq-pre2.76ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00013.htmlMailing ListThird Party Advisory
- https://github.com/Slovejoy/dnsmasq-pre2.76ExploitThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00013.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2019-14513?
CVE-2019-14513 is a vulnerability with a CVSS score of 7.5 (HIGH). Improper bounds checking in Dnsmasq before 2.76 allows an attacker controlled DNS server to send large DNS packets that result in a read operation beyond the buffer allocated for the packet, a differe...
How severe is CVE-2019-14513?
CVE-2019-14513 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-14513?
Check the references section above for vendor advisories and patch information. Affected products include: Thekelleys Dnsmasq, Debian Debian Linux.