Vulnerability in Squid-Cache Squid
CVE-2011-4096
The idnsGrokReply function in Squid before 3.1.16 does not properly free memory, which allows remote attackers to cause a denial of service (daemon abort) via a DNS reply containing a CNAME record that references another CNAME record that contains an empty A record.
EPSS: 0.372 (98.4th percentile) — read the EPSS interpretation.
Affected products
- Squid-cache Squid — versions 3.0, 3.0.stable1, 3.0.stable2
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_MISC)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (vdb-entry, x_refsource_SECTRACK)
- secalert@redhat.com (mailing-list, x_refsource_MLIST)
- secalert@redhat.com (vendor-advisory, x_refsource_MANDRIVA)
- secalert@redhat.com (x_refsource_SECUNIA, Vendor Advisory, third-party-advisory)
- secalert@redhat.com (x_refsource_CONFIRM)
- secalert@redhat.com (vendor-advisory, x_refsource_SUSE)