CVE-2012-1836

Public Exploit

Description

Heap-based buffer overflow in dns.cpp in InspIRCd 2.0.5 might allow remote attackers to execute arbitrary code via a crafted DNS query that uses compression.

Category

7.5
CVSS
Severity: High
CVSS 2.0 •
EPSS 7.42% Top 10%
Vendor Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/52561 vdb entry
http://osvdb.org/80263 vdb entry
http://www.debian.org/security/2012/dsa-2448 vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/74157 vdb entry
http://secunia.com/advisories/48474 third party advisory
https://github.com/inspircd/inspircd/commit/fe7dbd2c104c37f6f3af7d9f1646a3c332aea4a4 patch exploit
http://www.kb.cert.org/vuls/id/212651 us government resource third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2012-1836?
CVE-2012-1836 has been scored as a high severity vulnerability.
How to fix CVE-2012-1836?
To fix CVE-2012-1836, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-1836 being actively exploited in the wild?
It is possible that CVE-2012-1836 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~7% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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