CVE-2021-29488
Last modified
CVE-2021-29488 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. SABnzbd is an open source binary newsreader. A vulnerability was discovered in SABnzbd that could trick the `filesystem.renamer()` function into writing downloaded files outside the configured Download Folder via malicious PAR2 files. EPSS estimates a 0.92% chance of exploitation in the next 30 days.
Description
SABnzbd is an open source binary newsreader. A vulnerability was discovered in SABnzbd that could trick the `filesystem.renamer()` function into writing downloaded files outside the configured Download Folder via malicious PAR2 files. A patch was released as part of SABnzbd 3.2.1RC1. As a workaround, limit downloads to NZBs without PAR2 files, deny write permissions to the SABnzbd process outside areas it must access to perform its job, or update to a fixed version.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sabnzbd | Sabnzbd | < 3.0.0 |
| Sabnzbd | Sabnzbd | < 3.2.1 |
References
- https://github.com/sabnzbd/sabnzbd/security/advisories/GHSA-jwj3-wrvf-v3rpPatch, Third Party Advisory
- https://github.com/sabnzbd/sabnzbd/security/advisories/GHSA-jwj3-wrvf-v3rpPatch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
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