CVE-2015-8833
Publication date 12 April 2016
Last updated 25 August 2025
Ubuntu priority
Cvss 3 Severity Score
Description
Use-after-free vulnerability in the create_smp_dialog function in gtk-dialog.c in the Off-the-Record Messaging (OTR) pidgin-otr plugin before 4.0.2 for Pidgin allows remote attackers to execute arbitrary code via vectors related to the “Authenticate buddy” menu item.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| pidgin-otr | ||
| 18.04 LTS bionic |
Not affected
|
|
| 16.04 LTS xenial |
Not affected
|
|
| 14.04 LTS trusty | Not in release | |
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score |
|
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
References
Other references
- https://blog.fuzzing-project.org/39-Heap-use-after-free-in-Pidgin-OTR-plugin.html
- https://bugs.otr.im/issues/88
- https://bugs.otr.im/issues/128
- https://bugs.otr.im/projects/pidgin-otr/repository/revisions/aaf551b9dd5cbba8c4abaa3d4dc7ead860efef94
- http://www.openwall.com/lists/oss-security/2016/03/09/8
- https://www.cve.org/CVERecord?id=CVE-2015-8833