Improper input validation in Squid-cache Squid
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.689 (98.6th percentile) — read the EPSS interpretation.
Affected products
- Squid-cache Squid — versions 3.3.0, 3.3.0.2, 3.3.0.3
- Opensuse — versions 12.3
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- 54142 (x_refsource_SECUNIA, third-party-advisory, Vendor Advisory)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (x_refsource_CONFIRM, Patch)
- 54834 (x_refsource_SECUNIA, third-party-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- openSUSE-SU-2013:1435 (vendor-advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2013-4123?
- CVE-2013-4123 is a vulnerability in Squid-cache Squid, classified under Improper Input Validation. Published 2013-09-16.
- Is CVE-2013-4123 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.