CVE-2013-4115: Buffer Overflow

Published Aug 9, 2013
·
Updated

Buffer overflow in the idnsALookup function in dnsinternal.cc in Squid 3.2 through 3.2.11 and 3.3 through 3.3.6 allows remote attackers to cause a denial of service (memory corruption and server termination) via a long name in a DNS lookup request.

Affected Software

23 affected components
openSUSE openSUSE=11.4
openSUSE openSUSE=12.2
openSUSE openSUSE=12.3
Squid-Cache Squid=3.2.0.1
Squid-Cache Squid=3.2.0.2
Squid-Cache Squid=3.2.0.3
Squid-Cache Squid=3.2.0.4
Squid-Cache Squid=3.2.0.5
Squid-Cache Squid=3.2.0.6
Squid-Cache Squid=3.2.0.7
Squid-Cache Squid=3.2.0.8
Squid-Cache Squid=3.2.0.9
Squid-Cache Squid=3.2.0.10
Squid-Cache Squid=3.2.0.11
Squid-Cache Squid=3.3.0
Squid-Cache Squid=3.3.0.2
Squid-Cache Squid=3.3.0.3
Squid-Cache Squid=3.3.1
Squid-Cache Squid=3.3.2
Squid-Cache Squid=3.3.3
Squid-Cache Squid=3.3.4
Squid-Cache Squid=3.3.5
Squid-Cache Squid=3.3.6

Event History

Aug 9, 2013
CVE Published
via MITRE·10:00 PM
Data Sourced
via MITRE·10:00 PM
Description

Frequently Asked Questions

1

What is the severity of CVE-2013-4115?

CVE-2013-4115 has a high severity level due to its potential to cause denial of service through memory corruption.

2

How do I fix CVE-2013-4115?

To fix CVE-2013-4115, upgrade your Squid installation to version 3.2.11 or 3.3.7 or later.

3

What systems are affected by CVE-2013-4115?

CVE-2013-4115 affects Squid versions 3.2 through 3.2.11 and 3.3 through 3.3.6, along with some versions of openSUSE.

4

What type of vulnerability is CVE-2013-4115?

CVE-2013-4115 is a buffer overflow vulnerability that can be exploited through malicious DNS lookup requests.

5

Can CVE-2013-4115 lead to remote attacks?

Yes, CVE-2013-4115 can be exploited by remote attackers to disrupt service and cause crashes.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203