CVE-2011-4096

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

37.19% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 98.4% of scored records. A rank, not a probability.

NVD base score

The NVD has published no score for this record

NVD CVSS vector

No NVD score to derive

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2011-11-17 19:00Z14 YR AGO

Last updated

2024-08-06 23:53Z2 YR AGO

Reserved

2011-10-18

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-399

Data version

5.1

Document digest

5c0998dabeca11a9bc6ed82ca132ab49bbd7f135b55d2ae297687d6d1fdf4d9e

• bugs.squid-cache.orghttp://bugs.squid-cache.org/show_bug.cgi?id=3237#c12x_refsource_MISC
• www.redhat.comRHSA-2011:1791http://www.redhat.com/support/errata/RHSA-2011-1791.htmlvendor-advisoryx_refsource_REDHAT
• lists.opensuse.orgSUSE-SU-2016:1996http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00010.htmlvendor-advisoryx_refsource_SUSE
• www.openwall.com[oss-security] 20111031 CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-recordhttp://www.openwall.com/lists/oss-security/2011/10/31/5mailing-listx_refsource_MLIST
• www.securitytracker.com1026265http://www.securitytracker.com/id?1026265vdb-entryx_refsource_SECTRACK
• www.openwall.com[oss-security] 20111031 Re: CVE Request -- Squid v3.1.16 -- Invalid free by processing CNAME DNS record pointing to another CNAME record pointing to an empty A-recordhttp://www.openwall.com/lists/oss-security/2011/11/01/3mailing-listx_refsource_MLIST
• www.mandriva.comMDVSA-2011:193http://www.mandriva.com/security/advisories?name=MDVSA-2011:193vendor-advisoryx_refsource_MANDRIVA
• secunia.com46609http://secunia.com/advisories/46609third-party-advisoryx_refsource_SECUNIA
• www.squid-cache.orghttp://www.squid-cache.org/Versions/v3/3.1/changesets/SQUID_3_1_16.htmlx_refsource_CONFIRM
• lists.opensuse.orgSUSE-SU-2016:2089http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00040.htmlvendor-advisoryx_refsource_SUSE
• secunia.com47459http://secunia.com/advisories/47459third-party-advisoryx_refsource_SECUNIA