CVE-2011-0065

Exp

Use-after-free vulnerability in Mozilla Firefox before 3.5.19 and 3.6.x before 3.6.17, and SeaMonkey before 2.0.14, allows remote attackers to execute arbitrary code via vectors related to OBJECT's mChannel.

Published: 2011-05-07 Last update: 2026-04-29 Assigner: [email protected] Source: [email protected]

Conclusion & alert: CVE-2011-0065 is rated High Exploit Risk (88.1/100): CVSS Critical severity, with high exploitation likelihood (EPSS 83.26%, 99th percentile). Core evidence: 4 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2011-0065

EDB-ID Source Kind Published Link
18377 exploit_db edb 2012-01-17 Exploit-DB ↗
17672 exploit_db edb 2011-08-16 Exploit-DB ↗
17650 exploit_db edb 2011-08-10 Exploit-DB ↗
17612 exploit_db edb 2011-08-05 Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2011-0065

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-03-30 84.89% 83.26% -1.63%
2 2025-03-29 83.26% 84.89% +1.63%
3 2025-03-28 83.26%

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2011-0065

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
10.0 10.0 [email protected]

Weakness enumeration for CVE-2011-0065

OS Trackers for CVE-2011-0065

vendor priority summary link
gentoo high CVE-2011-0065: 1 GLSA(s) (201301-01), 14 atom(s) (dev-libs/nss, mail-client/mozilla-thunderbird, …); latest impact high. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2011-0065
redhat critical https://access.redhat.com/security/cve/CVE-2011-0065
ubuntu medium CVE-2011-0065 medium priority: Ubuntu including 6 source packages (firefox, firefox-3.0, firefox-3.5, seamonkey, thunderbird, xulrunner-1.9.2), 68 status rows across 12 suites (dapper, hardy, karmic, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, upstream): DNE 31, released 16, not-affected 11, ignored 8, needs-triage 2. https://ubuntu.com/security/CVE-2011-0065

Affected software / configurations for CVE-2011-0065

Vendor Product Version Raw CPE
mozilla firefox 3.6 cpe:2.3:a:mozilla:firefox:3.6:*:*:*:*:*:*:*
mozilla firefox 3.6.2 cpe:2.3:a:mozilla:firefox:3.6.2:*:*:*:*:*:*:*
mozilla firefox 3.6.3 cpe:2.3:a:mozilla:firefox:3.6.3:*:*:*:*:*:*:*
mozilla firefox 3.6.4 cpe:2.3:a:mozilla:firefox:3.6.4:*:*:*:*:*:*:*
mozilla firefox 3.6.6 cpe:2.3:a:mozilla:firefox:3.6.6:*:*:*:*:*:*:*
mozilla firefox 3.6.7 cpe:2.3:a:mozilla:firefox:3.6.7:*:*:*:*:*:*:*
mozilla firefox 3.6.8 cpe:2.3:a:mozilla:firefox:3.6.8:*:*:*:*:*:*:*
mozilla firefox 3.6.9 cpe:2.3:a:mozilla:firefox:3.6.9:*:*:*:*:*:*:*
mozilla firefox 3.6.10 cpe:2.3:a:mozilla:firefox:3.6.10:*:*:*:*:*:*:*
mozilla firefox 3.6.11 cpe:2.3:a:mozilla:firefox:3.6.11:*:*:*:*:*:*:*
mozilla firefox 3.6.12 cpe:2.3:a:mozilla:firefox:3.6.12:*:*:*:*:*:*:*
mozilla firefox 3.6.13 cpe:2.3:a:mozilla:firefox:3.6.13:*:*:*:*:*:*:*
mozilla firefox 3.6.14 cpe:2.3:a:mozilla:firefox:3.6.14:*:*:*:*:*:*:*
mozilla firefox 3.6.15 cpe:2.3:a:mozilla:firefox:3.6.15:*:*:*:*:*:*:*
mozilla firefox 3.6.16 cpe:2.3:a:mozilla:firefox:3.6.16:*:*:*:*:*:*:*
mozilla seamonkey <= 2.0.13 cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:*
mozilla seamonkey 1.0 cpe:2.3:a:mozilla:seamonkey:1.0:*:*:*:*:*:*:*
mozilla seamonkey 1.0 cpe:2.3:a:mozilla:seamonkey:1.0:alpha:*:*:*:*:*:*
mozilla seamonkey 1.0 cpe:2.3:a:mozilla:seamonkey:1.0:beta:*:*:*:*:*:*
mozilla seamonkey 1.0.1 cpe:2.3:a:mozilla:seamonkey:1.0.1:*:*:*:*:*:*:*
mozilla seamonkey 1.0.2 cpe:2.3:a:mozilla:seamonkey:1.0.2:*:*:*:*:*:*:*
mozilla seamonkey 1.0.3 cpe:2.3:a:mozilla:seamonkey:1.0.3:*:*:*:*:*:*:*
mozilla seamonkey 1.0.4 cpe:2.3:a:mozilla:seamonkey:1.0.4:*:*:*:*:*:*:*
mozilla seamonkey 1.0.5 cpe:2.3:a:mozilla:seamonkey:1.0.5:*:*:*:*:*:*:*
mozilla seamonkey 1.0.6 cpe:2.3:a:mozilla:seamonkey:1.0.6:*:*:*:*:*:*:*
mozilla seamonkey 1.0.7 cpe:2.3:a:mozilla:seamonkey:1.0.7:*:*:*:*:*:*:*
mozilla seamonkey 1.0.8 cpe:2.3:a:mozilla:seamonkey:1.0.8:*:*:*:*:*:*:*
mozilla seamonkey 1.0.9 cpe:2.3:a:mozilla:seamonkey:1.0.9:*:*:*:*:*:*:*
mozilla seamonkey 1.1 cpe:2.3:a:mozilla:seamonkey:1.1:*:*:*:*:*:*:*
mozilla seamonkey 1.1 cpe:2.3:a:mozilla:seamonkey:1.1:alpha:*:*:*:*:*:*
mozilla seamonkey 1.1 cpe:2.3:a:mozilla:seamonkey:1.1:beta:*:*:*:*:*:*
mozilla seamonkey 1.1.1 cpe:2.3:a:mozilla:seamonkey:1.1.1:*:*:*:*:*:*:*
mozilla seamonkey 1.1.2 cpe:2.3:a:mozilla:seamonkey:1.1.2:*:*:*:*:*:*:*
mozilla seamonkey 1.1.3 cpe:2.3:a:mozilla:seamonkey:1.1.3:*:*:*:*:*:*:*
mozilla seamonkey 1.1.4 cpe:2.3:a:mozilla:seamonkey:1.1.4:*:*:*:*:*:*:*
mozilla seamonkey 1.1.5 cpe:2.3:a:mozilla:seamonkey:1.1.5:*:*:*:*:*:*:*
mozilla seamonkey 1.1.6 cpe:2.3:a:mozilla:seamonkey:1.1.6:*:*:*:*:*:*:*
mozilla seamonkey 1.1.7 cpe:2.3:a:mozilla:seamonkey:1.1.7:*:*:*:*:*:*:*
mozilla seamonkey 1.1.8 cpe:2.3:a:mozilla:seamonkey:1.1.8:*:*:*:*:*:*:*
mozilla seamonkey 1.1.9 cpe:2.3:a:mozilla:seamonkey:1.1.9:*:*:*:*:*:*:*
mozilla seamonkey 1.1.10 cpe:2.3:a:mozilla:seamonkey:1.1.10:*:*:*:*:*:*:*
mozilla seamonkey 1.1.11 cpe:2.3:a:mozilla:seamonkey:1.1.11:*:*:*:*:*:*:*
mozilla seamonkey 1.1.12 cpe:2.3:a:mozilla:seamonkey:1.1.12:*:*:*:*:*:*:*
mozilla seamonkey 1.1.13 cpe:2.3:a:mozilla:seamonkey:1.1.13:*:*:*:*:*:*:*
mozilla seamonkey 1.1.14 cpe:2.3:a:mozilla:seamonkey:1.1.14:*:*:*:*:*:*:*
mozilla seamonkey 1.1.15 cpe:2.3:a:mozilla:seamonkey:1.1.15:*:*:*:*:*:*:*
mozilla seamonkey 1.1.16 cpe:2.3:a:mozilla:seamonkey:1.1.16:*:*:*:*:*:*:*
mozilla seamonkey 1.1.17 cpe:2.3:a:mozilla:seamonkey:1.1.17:*:*:*:*:*:*:*
mozilla seamonkey 1.1.18 cpe:2.3:a:mozilla:seamonkey:1.1.18:*:*:*:*:*:*:*
mozilla seamonkey 1.1.19 cpe:2.3:a:mozilla:seamonkey:1.1.19:*:*:*:*:*:*:*
mozilla seamonkey 1.5.0.8 cpe:2.3:a:mozilla:seamonkey:1.5.0.8:*:*:*:*:*:*:*
mozilla seamonkey 1.5.0.9 cpe:2.3:a:mozilla:seamonkey:1.5.0.9:*:*:*:*:*:*:*
mozilla seamonkey 1.5.0.10 cpe:2.3:a:mozilla:seamonkey:1.5.0.10:*:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:*:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_2:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:alpha_3:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:beta_1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:beta_2:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:rc1:*:*:*:*:*:*
mozilla seamonkey 2.0 cpe:2.3:a:mozilla:seamonkey:2.0:rc2:*:*:*:*:*:*
mozilla seamonkey 2.0.1 cpe:2.3:a:mozilla:seamonkey:2.0.1:*:*:*:*:*:*:*
mozilla seamonkey 2.0.2 cpe:2.3:a:mozilla:seamonkey:2.0.2:*:*:*:*:*:*:*
mozilla seamonkey 2.0.3 cpe:2.3:a:mozilla:seamonkey:2.0.3:*:*:*:*:*:*:*
mozilla seamonkey 2.0.4 cpe:2.3:a:mozilla:seamonkey:2.0.4:*:*:*:*:*:*:*
mozilla seamonkey 2.0.5 cpe:2.3:a:mozilla:seamonkey:2.0.5:*:*:*:*:*:*:*
mozilla seamonkey 2.0.6 cpe:2.3:a:mozilla:seamonkey:2.0.6:*:*:*:*:*:*:*
mozilla seamonkey 2.0.7 cpe:2.3:a:mozilla:seamonkey:2.0.7:*:*:*:*:*:*:*
mozilla seamonkey 2.0.8 cpe:2.3:a:mozilla:seamonkey:2.0.8:*:*:*:*:*:*:*
mozilla seamonkey 2.0.9 cpe:2.3:a:mozilla:seamonkey:2.0.9:*:*:*:*:*:*:*
mozilla seamonkey 2.0.10 cpe:2.3:a:mozilla:seamonkey:2.0.10:*:*:*:*:*:*:*
mozilla seamonkey 2.0.11 cpe:2.3:a:mozilla:seamonkey:2.0.11:*:*:*:*:*:*:*
mozilla seamonkey 2.0.12 cpe:2.3:a:mozilla:seamonkey:2.0.12:*:*:*:*:*:*:*
mozilla firefox <= 3.5.18 cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
mozilla firefox 1.0 cpe:2.3:a:mozilla:firefox:1.0:*:*:*:*:*:*:*
mozilla firefox 1.0 cpe:2.3:a:mozilla:firefox:1.0:preview_release:*:*:*:*:*:*
mozilla firefox 1.0.1 cpe:2.3:a:mozilla:firefox:1.0.1:*:*:*:*:*:*:*
mozilla firefox 1.0.2 cpe:2.3:a:mozilla:firefox:1.0.2:*:*:*:*:*:*:*
mozilla firefox 1.0.3 cpe:2.3:a:mozilla:firefox:1.0.3:*:*:*:*:*:*:*
mozilla firefox 1.0.4 cpe:2.3:a:mozilla:firefox:1.0.4:*:*:*:*:*:*:*

References for CVE-2011-0065

cvelogic Threat Intelligence