// For flags

CVE-2019-5953

wget: do_conversion() heap-based buffer overflow vulnerability

Severity Score

9.8
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Buffer overflow in GNU Wget 1.20.1 and earlier allows remote attackers to cause a denial-of-service (DoS) or may execute an arbitrary code via unspecified vectors.

El desbordamiento de búfer en GNU Wget 1.20.1 y versiones anteriores permite a los atacantes remotos causar una denegación de servicio (DoS) o pueden ejecutar un código arbitrario a través de vectores no especificados.

A buffer overflow flaw was found in the GNU Wget in version 1.20.1 and earlier when processing Internationalized Resource Identifiers. This flaw allows an attacker to execute arbitrary code or cause a denial of service.

It was discovered that Wget incorrectly handled certain inputs. An attacker could possibly use this issue to access sensitive information. This issue only affected Ubuntu 18.04 LTS and Ubuntu 18.10. Kusano Kazuhiko discovered that Wget incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. 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
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2019-01-10 CVE Reserved
  • 2019-04-08 CVE Published
  • 2024-08-04 CVE Updated
  • 2025-03-30 EPSS 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
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Gnu
Search vendor "Gnu"
 Wget
Search vendor "Gnu" for product "Wget"
 <= 1.20.1
Search vendor "Gnu" for product "Wget" and version " <= 1.20.1"
-
Affected