CVE-2013-4115
HIGH · CVSS 7.5EPSS 43.9%EU EUVD
Buffer overflow in the idnsALookup function in dns_internal.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.
Key facts
- CVSS score
- 7.5 (v2.0)
- Severity
- HIGH
- CVSS vector
AV:N/AC:L/Au:N/C:P/I:P/A:P- Weakness (CWE)
- CWE-119
- EPSS score
- 43.9% (99th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2013-4044)
- Published
- August 9, 2013
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2013-4044 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.
View on the EU Vulnerability DatabaseAffected products
- opensuse / opensuse
- opensuse / opensuse
- opensuse / opensuse
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
- squid-cache / squid
References
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.html
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00024.html(Vendor Advisory)
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00025.html(Vendor Advisory)
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00030.html(Vendor Advisory)
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00032.html(Vendor Advisory)
- http://lists.opensuse.org/opensuse-updates/2013-09/msg00033.html(Vendor Advisory)
- http://secunia.com/advisories/54076(Vendor Advisory)
- http://secunia.com/advisories/54834(Vendor Advisory)
- http://secunia.com/advisories/54839(Vendor Advisory)
- http://www.openwall.com/lists/oss-security/2013/07/11/8
- http://www.securityfocus.com/bid/61111
- http://www.squid-cache.org/Advisories/SQUID-2013_2.txt(Vendor Advisory)
- http://www.squid-cache.org/Versions/v3/3.0/changesets/squid-3.0-9200.patch(Patch)
- http://www.squid-cache.org/Versions/v3/3.1/changesets/squid-3.1-10487.patch(Patch)
- http://www.squid-cache.org/Versions/v3/3.2/changesets/squid-3.2-11823.patch(Patch)
- http://www.squid-cache.org/Versions/v3/3.3/changesets/squid-3.3-12587.patch(Patch)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/85564
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
Query CVEs from your AI assistant
The CVE/NVD Explorer brain answers CVE questions directly inside Claude, ChatGPT, or any MCP assistant — always up to date, no setup. Add it once and stop pasting advisories into chat.
Add the CVE brain