// For flags

CVE-2012-5839

Mozilla: Use-after-free and buffer overflow issues found using Address Sanitizer (MFSA 2012-105)

Severity Score

9.3
*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Heap-based buffer overflow in the gfxShapedWord::CompressedGlyph::IsClusterStart function in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code via unspecified vectors.

Desbordamiento de búfer basado en memoria dinámica en la función gfxShapedWord::CompressedGlyph::IsClusterStart en Mozilla Firefox antes de 17.0, Firefox ESR 10.x antes de 10.0.11, Thunderbird antes de 17,0, Thunderbird ESR 10.x antes de 10.0.11, y SeaMonkey antes de 2.14 permite a atacantes remotos ejecutar código arbitrario a través de vectores no especificados.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2012-11-05 CVE Reserved
  • 2012-11-20 CVE Published
  • 2023-03-07 EPSS Updated
  • 2024-08-06 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-787: Out-of-bounds Write
CAPEC
References (29)
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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< 17.0
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-
Affected
Mozilla
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Firefox Esr
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< 10.0.11
Search vendor "Mozilla" for product "Firefox Esr" and version " < 10.0.11"
-
Affected
Mozilla
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Seamonkey
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< 2.14
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-
Affected
Mozilla
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Thunderbird
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< 17.0
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-
Affected
Mozilla
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Thunderbird Esr
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< 10.0.11
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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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12.1
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-
Affected
Opensuse
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Opensuse
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12.2
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-
Affected
Suse
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Linux Enterprise Desktop
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10
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sp4
Affected
Suse
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Linux Enterprise Desktop
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11
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sp2
Affected
Suse
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Linux Enterprise Server
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10
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sp4
Affected
Suse
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Linux Enterprise Server
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11
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sp2
Affected
Suse
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Linux Enterprise Server
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11
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sp2, vmware
Affected
Suse
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Linux Enterprise Software Development Kit
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10
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sp4
Affected
Suse
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Linux Enterprise Software Development Kit
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11
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sp2
Affected
Canonical
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Ubuntu Linux
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10.04
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-
Affected
Canonical
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Ubuntu Linux
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11.10
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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
Redhat
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Enterprise Linux Desktop
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5.0
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-
Affected
Redhat
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Enterprise Linux Desktop
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6.0
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-
Affected
Redhat
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Enterprise Linux Eus
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6.3
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-
Affected
Redhat
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Enterprise Linux Server
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5.0
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-
Affected
Redhat
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Enterprise Linux Server
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6.0
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-
Affected
Redhat
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Enterprise Linux Workstation
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5.0
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-
Affected
Redhat
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Enterprise Linux Workstation
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6.0
Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "6.0"
-
Affected