// For flags

CVE-2014-0020

pidgin: DoS in IRC protocol plugin due to arguement parsing

Severity Score

7.5
*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

The IRC protocol plugin in libpurple in Pidgin before 2.10.8 does not validate argument counts, which allows remote IRC servers to cause a denial of service (application crash) via a crafted message.

El plugin del protocolo IRC en libpurple en Pidgin anterior a 2.10.8 no valida la cantidad de argumentos, lo que permite a servidores IRC remotos causar una denegación de servicio (caída de la aplicación) a través de un mensaje manipulado.

The Yahoo! protocol plugin in libpurple in Pidgin before 2.10.8 does not properly validate UTF-8 data, which allows remote attackers to cause a denial of service via crafted byte sequences. Multiple integer signedness errors in libpurple in Pidgin before 2.10.8 allow remote attackers to cause a denial of service via a crafted timestamp value in an XMPP message. gtkimhtml.c in Pidgin before 2.10.8 does not properly interact with underlying library support for wide Pango layouts, which allows user-assisted remote attackers to cause a denial of service via a long URL that is examined with a tooltip. util.c in libpurple in Pidgin before 2.10.8 does not properly allocate memory for HTTP responses that are inconsistent with the Content-Length header, which allows remote HTTP servers to cause a denial of service via a crafted response. 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
Low
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2013-12-03 CVE Reserved
  • 2014-02-04 CVE Published
  • 2024-08-06 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-20: Improper Input Validation
  • CWE-628: Function Call with Incorrectly Specified Arguments
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
<= 2.10.7
Search vendor "Pidgin" for product "Pidgin" and version " <= 2.10.7"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.0.0
Search vendor "Pidgin" for product "Pidgin" and version "2.0.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.0.1
Search vendor "Pidgin" for product "Pidgin" and version "2.0.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.0.2
Search vendor "Pidgin" for product "Pidgin" and version "2.0.2"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.1.0
Search vendor "Pidgin" for product "Pidgin" and version "2.1.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.1.1
Search vendor "Pidgin" for product "Pidgin" and version "2.1.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.2.0
Search vendor "Pidgin" for product "Pidgin" and version "2.2.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.2.1
Search vendor "Pidgin" for product "Pidgin" and version "2.2.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.2.2
Search vendor "Pidgin" for product "Pidgin" and version "2.2.2"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.3.0
Search vendor "Pidgin" for product "Pidgin" and version "2.3.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.3.1
Search vendor "Pidgin" for product "Pidgin" and version "2.3.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.4.0
Search vendor "Pidgin" for product "Pidgin" and version "2.4.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.4.1
Search vendor "Pidgin" for product "Pidgin" and version "2.4.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.4.2
Search vendor "Pidgin" for product "Pidgin" and version "2.4.2"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.4.3
Search vendor "Pidgin" for product "Pidgin" and version "2.4.3"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.0
Search vendor "Pidgin" for product "Pidgin" and version "2.5.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.1
Search vendor "Pidgin" for product "Pidgin" and version "2.5.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.2
Search vendor "Pidgin" for product "Pidgin" and version "2.5.2"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.3
Search vendor "Pidgin" for product "Pidgin" and version "2.5.3"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.4
Search vendor "Pidgin" for product "Pidgin" and version "2.5.4"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.5
Search vendor "Pidgin" for product "Pidgin" and version "2.5.5"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.6
Search vendor "Pidgin" for product "Pidgin" and version "2.5.6"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.7
Search vendor "Pidgin" for product "Pidgin" and version "2.5.7"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.8
Search vendor "Pidgin" for product "Pidgin" and version "2.5.8"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.5.9
Search vendor "Pidgin" for product "Pidgin" and version "2.5.9"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.6.0
Search vendor "Pidgin" for product "Pidgin" and version "2.6.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.6.1
Search vendor "Pidgin" for product "Pidgin" and version "2.6.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.6.2
Search vendor "Pidgin" for product "Pidgin" and version "2.6.2"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.6.3
Search vendor "Pidgin" for product "Pidgin" and version "2.6.3"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.6.4
Search vendor "Pidgin" for product "Pidgin" and version "2.6.4"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.6.5
Search vendor "Pidgin" for product "Pidgin" and version "2.6.5"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.6.6
Search vendor "Pidgin" for product "Pidgin" and version "2.6.6"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.0
Search vendor "Pidgin" for product "Pidgin" and version "2.7.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.1
Search vendor "Pidgin" for product "Pidgin" and version "2.7.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.2
Search vendor "Pidgin" for product "Pidgin" and version "2.7.2"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.3
Search vendor "Pidgin" for product "Pidgin" and version "2.7.3"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.4
Search vendor "Pidgin" for product "Pidgin" and version "2.7.4"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.5
Search vendor "Pidgin" for product "Pidgin" and version "2.7.5"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.6
Search vendor "Pidgin" for product "Pidgin" and version "2.7.6"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.7
Search vendor "Pidgin" for product "Pidgin" and version "2.7.7"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.8
Search vendor "Pidgin" for product "Pidgin" and version "2.7.8"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.9
Search vendor "Pidgin" for product "Pidgin" and version "2.7.9"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.10
Search vendor "Pidgin" for product "Pidgin" and version "2.7.10"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.7.11
Search vendor "Pidgin" for product "Pidgin" and version "2.7.11"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.8.0
Search vendor "Pidgin" for product "Pidgin" and version "2.8.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.9.0
Search vendor "Pidgin" for product "Pidgin" and version "2.9.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.10.0
Search vendor "Pidgin" for product "Pidgin" and version "2.10.0"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.10.1
Search vendor "Pidgin" for product "Pidgin" and version "2.10.1"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.10.2
Search vendor "Pidgin" for product "Pidgin" and version "2.10.2"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.10.3
Search vendor "Pidgin" for product "Pidgin" and version "2.10.3"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.10.4
Search vendor "Pidgin" for product "Pidgin" and version "2.10.4"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.10.5
Search vendor "Pidgin" for product "Pidgin" and version "2.10.5"
-
Affected
Pidgin
Search vendor "Pidgin"
Pidgin
Search vendor "Pidgin" for product "Pidgin"
2.10.6
Search vendor "Pidgin" for product "Pidgin" and version "2.10.6"
-
Affected