// For flags

CVE-2014-1490

nss: TOCTOU, potential use-after-free in libssl's session ticket processing (MFSA 2014-12)

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Race condition in libssl in Mozilla Network Security Services (NSS) before 3.15.4, as used in Mozilla Firefox before 27.0, Firefox ESR 24.x before 24.3, Thunderbird before 24.3, SeaMonkey before 2.24, and other products, allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via vectors involving a resumption handshake that triggers incorrect replacement of a session ticket.

Condición de carrera en libssl en Mozilla Network Security Services (NSS) anterior a 3.15.4, utilizado en Mozilla Firefox anterior a 27.0, Firefox ESR 24.x anterior a 24.3, Thunderbird anterior a 24.3, SeaMonkey anterior a 2.24 y otros productos, permite a atacantes remotos causar una denegación de servicio (uso después de liberación) o posiblemente tener otro impacto no especificado a través de vectores que involucran una reanudación de handshake que provoca un reemplazo incorrecto de un ticket de sesión.

A race condition was found in the way NSS implemented session ticket handling as specified by RFC 5077. An attacker could use this flaw to crash an application using NSS or, in rare cases, execute arbitrary code with the privileges of the user running that application.

Christian Holler, Terrence Cole, Jesse Ruderman, Gary Kwong, Eric Rescorla, Jonathan Kew, Dan Gohman, Ryan VanderMeulen and Sotaro Ikeda discovered multiple memory safety issues in Thunderbird. If a user were tricked in to opening a specially crafted message with scripting enabled, an attacker could potentially exploit these to cause a denial of service via application crash, or execute arbitrary code with the privileges of the user invoking Thunderbird. Cody Crews discovered a method to bypass System Only Wrappers. If a user had enabled scripting, an attacker could potentially exploit this to steal confidential data or execute code with the privileges of the user invoking Thunderbird. Various other issues were also addressed.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
Attack Vector
Network
Attack Complexity
High
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2014-01-16 CVE Reserved
  • 2014-02-06 CVE Published
  • 2024-08-06 CVE Updated
  • 2025-05-05 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
  • CWE-416: Use After Free
CAPEC
References (38)
URL Tag Source
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761 Third Party Advisory
http://osvdb.org/102876 Broken Link
http://seclists.org/fulldisclosure/2014/Dec/23 Mailing List
http://secunia.com/advisories/56706 Third Party Advisory
http://secunia.com/advisories/56767 Third Party Advisory
http://secunia.com/advisories/56787 Third Party Advisory
http://secunia.com/advisories/56858 Third Party Advisory
http://secunia.com/advisories/56888 Third Party Advisory
http://secunia.com/advisories/56922 Third Party Advisory
http://www.oracle.com/technetwork/topics/security/cpujan2015-1972971.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/cpujan2016-2367955.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/cpujul2014-1972956.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/cpuoct2014-1972960.html Third Party Advisory
http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html Third Party Advisory
http://www.securityfocus.com/archive/1/534161/100/0/threaded Mailing List
http://www.securityfocus.com/bid/65335 Third Party Advisory
http://www.securitytracker.com/id/1029717 Third Party Advisory
http://www.securitytracker.com/id/1029720 Third Party Advisory
http://www.securitytracker.com/id/1029721 Third Party Advisory
http://www.vmware.com/security/advisories/VMSA-2014-0012.html Not Applicable
https://8pecxstudios.com/?page_id=44080 Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/90885 Third Party Advisory
URL Date SRC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Mozilla
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Firefox
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< 27.0
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-
Affected
Mozilla
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Firefox Esr
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< 24.3
Search vendor "Mozilla" for product "Firefox Esr" and version " < 24.3"
-
Affected
Mozilla
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Network Security Services
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< 3.15.4
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-
Affected
Mozilla
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Seamonkey
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< 2.24
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-
Affected
Mozilla
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Thunderbird
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< 24.3.0
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-
Affected
Oracle
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Enterprise Manager Ops Center
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< 12.1.4
Search vendor "Oracle" for product "Enterprise Manager Ops Center" and version " < 12.1.4"
-
Affected
Oracle
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Enterprise Manager Ops Center
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12.2.0
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-
Affected
Oracle
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Enterprise Manager Ops Center
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12.2.1
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-
Affected
Oracle
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Enterprise Manager Ops Center
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12.3.0
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-
Affected
Oracle
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Vm Server
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3.2
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x86
Affected
Fedoraproject
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Fedora
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19
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-
Affected
Fedoraproject
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Fedora
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20
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-
Affected
Opensuse
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Opensuse
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11.4
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-
Affected
Opensuse
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Opensuse
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12.3
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-
Affected
Opensuse
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Opensuse
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13.1
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-
Affected
Suse
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Linux Enterprise Desktop
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11
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sp3
Affected
Suse
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Linux Enterprise Server
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11
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sp3
Affected
Suse
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Linux Enterprise Server
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11
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sp3, vmware
Affected
Suse
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Linux Enterprise Software Development Kit
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11
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sp3
Affected
Debian
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Debian Linux
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7.0
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-
Affected
Canonical
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Ubuntu Linux
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12.04
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esm
Affected
Canonical
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Ubuntu Linux
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12.10
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-
Affected
Canonical
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Ubuntu Linux
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13.10
Search vendor "Canonical" for product "Ubuntu Linux" and version "13.10"
-
Affected