CVE-2011-4601
(libpurple): Invalid UTF-8 string handling in OSCAR messages
Severity Score
7.5
*CVSS v3
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
family_feedbag.c in the oscar protocol plugin in libpurple in Pidgin before 2.10.1 does not perform the expected UTF-8 validation on message data, which allows remote attackers to cause a denial of service (application crash) via a crafted (1) AIM or (2) ICQ message associated with buddy-list addition.
family_feedbag.c en el protocolo oscar en el plugin libpurple en Pidgin anterior a v2.10.1 no lleva a cabo la validación UTF-8 en los mensajes de datos, lo que permite a atacantes remotos provocar una denegación de servicio (caída de aplicación) a través de un mensaje elaborado (1) AIM o (2) ICQ asociado con la adición de lista de amigos.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2011-11-29 CVE Reserved
- 2011-12-25 CVE Published
- 2024-08-07 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-20: Improper Input Validation
CAPEC
References (15)
| URL | Tag | Source |
|---|---|---|
| http://developer.pidgin.im/viewmtn/revision/diff/bc79b1bf09dcfa1d8edac86a06761fce7416e69c/with/757272a78a8ca6027d518e614712c3399e34dda3/libpurple/protocols/oscar/family_feedbag.c | X_refsource_confirm | |
| http://developer.pidgin.im/viewmtn/revision/info/757272a78a8ca6027d518e614712c3399e34dda3 | X_refsource_confirm | |
| http://secunia.com/advisories/47219 | Third Party Advisory | |
| http://secunia.com/advisories/47234 | Third Party Advisory | |
| http://www.openwall.com/lists/oss-security/2011/12/10/1 | Mailing List |
|
| http://www.openwall.com/lists/oss-security/2011/12/10/2 | Mailing List |
|
| http://www.securityfocus.com/bid/51010 | Vdb Entry | |
| https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A18408 | Signature |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| http://pidgin.im/news/security/?id=57 | 2017-09-19 | |
| http://www.mandriva.com/security/advisories?name=MDVSA-2011:183 | 2017-09-19 | |
| http://www.redhat.com/support/errata/RHSA-2011-1820.html | 2017-09-19 | |
| http://www.redhat.com/support/errata/RHSA-2011-1821.html | 2017-09-19 | |
| https://hermes.opensuse.org/messages/13195955 | 2017-09-19 | |
| https://access.redhat.com/security/cve/CVE-2011-4601 | 2011-12-14 | |
| https://bugzilla.redhat.com/show_bug.cgi?id=761517 | 2011-12-14 |
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" | <= 2.10.0 Search vendor "Pidgin" for product "Pidgin" and version " <= 2.10.0" | - |
Affected
| ||||||
| Pidgin Search vendor "Pidgin" | Pidgin Search vendor "Pidgin" for product "Pidgin" | 2.0.0 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" | 2.7.1 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
| ||||||