CVE-2013-4123
UnknownEPSS 80.45%
Last modified
CVE-2013-4123 is a vulnerability of currently unknown severity. client_side_request.cc in Squid 3.2.x before 3.2.13 and 3.3.x before 3.3.8 allows remote attackers to cause a denial of service via a crafted port number in a HTTP Host header.. EPSS estimates a 80.45% chance of exploitation in the next 30 days.
Description
client_side_request.cc in Squid 3.2.x before 3.2.13 and 3.3.x before 3.3.8 allows remote attackers to cause a denial of service via a crafted port number in a HTTP Host header.
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| 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 |
| Squid-Cache | Squid | 3.3.7 |
| 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 | 3.2.0.12 |
| Squid-Cache | Squid | 3.2.0.13 |
| Squid-Cache | Squid | 3.2.0.14 |
| Squid-Cache | Squid | 3.2.0.15 |
| Squid-Cache | Squid | 3.2.0.16 |
| Squid-Cache | Squid | 3.2.0.17 |
| Squid-Cache | Squid | 3.2.0.18 |
| Squid-Cache | Squid | 3.2.0.19 |
| Squid-Cache | Squid | 3.2.1 |
| Squid-Cache | Squid | 3.2.2 |
| Squid-Cache | Squid | 3.2.3 |
| Squid-Cache | Squid | 3.2.4 |
| Squid-Cache | Squid | 3.2.5 |
| Squid-Cache | Squid | 3.2.6 |
| Squid-Cache | Squid | 3.2.7 |
| Squid-Cache | Squid | 3.2.8 |
| Squid-Cache | Squid | 3.2.9 |
| Squid-Cache | Squid | 3.2.10 |
| Squid-Cache | Squid | 3.2.11 |
| Squid-Cache | Squid | 3.2.12 |
References
- http://secunia.com/advisories/54142Vendor Advisory
- http://www.squid-cache.org/Advisories/SQUID-2013_3.txtVendor Advisory
- http://secunia.com/advisories/54142Vendor Advisory
- http://www.squid-cache.org/Advisories/SQUID-2013_3.txtVendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2013-4123?
client_side_request.cc in Squid 3.2.x before 3.2.13 and 3.3.x before 3.3.8 allows remote attackers to cause a denial of service via a crafted port number in a HTTP Host header.
How severe is CVE-2013-4123?
Severity scoring for CVE-2013-4123 is pending analysis. The EPSS model estimates a 80.45% probability of exploitation in the next 30 days.
How do I fix CVE-2013-4123?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2013
- CVE-2013-4117Cross-site scripting (XSS) vulnerability in includes/CatGrid…
- CVE-2013-4118FreeRDP before 1.1.0-beta1 allows remote attackers to cause …
- CVE-2013-4119FreeRDP before 1.1.0-beta+2013071101 allows remote attackers…
- CVE-2013-4120Katello has a Denial of Service vulnerability in API OAuth a…7.5
- CVE-2013-4121Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultI…
- CVE-2013-4122Cyrus SASL 2.1.23, 2.1.26, and earlier does not properly han…
- CVE-2013-4124Integer overflow in the read_nttrans_ea_list function in ntt…
- CVE-2013-4125The fib6_add_rt2node function in net/ipv6/ip6_fib.c in the I…
- CVE-2013-4126Rejected reason: DO NOT USE THIS CANDIDATE NUMBER. ConsultID…
- CVE-2013-4127Use-after-free vulnerability in the vhost_net_set_backend fu…
- CVE-2013-4128Red Hat JBoss Enterprise Application Platform (EAP) 6.1.0 do…
- CVE-2013-4129The bridge multicast implementation in the Linux kernel thro…
Are you affected by CVE-2013-4123?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST