// For flags

CVE-2013-4788

glibc and eglibc 2.5/2.7/2.13 - Local Buffer Overflow

Severity Score

5.1
*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

3
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The PTR_MANGLE implementation in the GNU C Library (aka glibc or libc6) 2.4, 2.17, and earlier, and Embedded GLIBC (EGLIBC) does not initialize the random value for the pointer guard, which makes it easier for context-dependent attackers to control execution flow by leveraging a buffer-overflow vulnerability in an application and using the known zero value pointer guard to calculate a pointer address.

La implementación PTR_MANGLE en la GNU C Library (librería también conocida como glibc o libc6) 2.4, 2.17 y versiones anteriores y Embedded GLIBC (EGLIBC) no inicia el valor aleatorio para la guardia de puntero, lo que facilita a atacantes dependientes del contexto controlar la ejecución de flujo aprovechando una vulnerabilidad de desbordamiento de búfer en una aplicación y utilizando el valor cero conocido guardia de puntero para calcular la dirección de puntero.

*Credits: N/A
CVSS Scores
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
  • 2013-07-10 CVE Reserved
  • 2013-07-16 CVE Published
  • 2013-09-30 First Exploit
  • 2023-10-03 EPSS Updated
  • 2024-08-06 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-20: Improper Input Validation
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Gnu
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Glibc
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<= 2.17
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-
Affected
Gnu
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Glibc
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2.0
Search vendor "Gnu" for product "Glibc" and version "2.0"
-
Affected
Gnu
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Glibc
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2.0.1
Search vendor "Gnu" for product "Glibc" and version "2.0.1"
-
Affected
Gnu
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Glibc
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2.0.2
Search vendor "Gnu" for product "Glibc" and version "2.0.2"
-
Affected
Gnu
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Glibc
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2.0.3
Search vendor "Gnu" for product "Glibc" and version "2.0.3"
-
Affected
Gnu
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Glibc
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2.0.4
Search vendor "Gnu" for product "Glibc" and version "2.0.4"
-
Affected
Gnu
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Glibc
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2.0.5
Search vendor "Gnu" for product "Glibc" and version "2.0.5"
-
Affected
Gnu
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Glibc
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2.0.6
Search vendor "Gnu" for product "Glibc" and version "2.0.6"
-
Affected
Gnu
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Glibc
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2.1
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-
Affected
Gnu
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Glibc
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2.1.1
Search vendor "Gnu" for product "Glibc" and version "2.1.1"
-
Affected
Gnu
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Glibc
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2.1.1.6
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-
Affected
Gnu
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Glibc
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2.1.2
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-
Affected
Gnu
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Glibc
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2.1.3
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-
Affected
Gnu
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Glibc
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2.1.9
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-
Affected
Gnu
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Glibc
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2.4
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-
Affected
Gnu
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Glibc
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2.10.1
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-
Affected
Gnu
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Glibc
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2.11
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-
Affected
Gnu
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Glibc
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2.11.1
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-
Affected
Gnu
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Glibc
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2.11.2
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-
Affected
Gnu
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Glibc
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2.11.3
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-
Affected
Gnu
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Glibc
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2.12.1
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-
Affected
Gnu
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Glibc
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2.12.2
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-
Affected
Gnu
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Glibc
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2.13
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-
Affected
Gnu
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Glibc
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2.14
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-
Affected
Gnu
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Glibc
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2.14.1
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-
Affected
Gnu
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Glibc
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2.15
Search vendor "Gnu" for product "Glibc" and version "2.15"
-
Affected
Gnu
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Glibc
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2.16
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-
Affected
Gnu
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Eglibc
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*-
Affected