Path Traversal in rsync --safe-links Handling
CVE-2024-12088 is a client-side rsync path traversal vulnerability caused by improper validation of symbolic link destinations when the rsync client is used with the --safe-links option. According to the provided content, the client fails to properly verify whether a symbolic link destination supplied by a server contains another symbolic link within it. This incomplete symlink validation can allow traversal outside the intended destination directory, resulting in arbitrary file writes outside the desired path. The issue is described as affecting rsync versions 3.3.0 and earlier, and fixes were released in rsync 3.4.1.
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Impact, mitigation & remediation
What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
Impact
What an attacker gets, and what they’ve been doing with it.
Mitigation
If you can’t patch tonight, do this now.
--safe-links. Limit rsync client execution to low-privilege accounts, restrict write access to sensitive filesystem locations, and isolate synchronization jobs so that unintended writes have minimal impact. More generally, only pull data from trusted servers until patched packages are deployed.Remediation
Patch, then assume compromise.
Exploits
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Affected products & vendors
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
Recent activity
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
One of a set of Rsync daemon vulnerabilities (Rsync <= 3.3.0) that can contribute to remote code execution, directory traversal, and/or sensitive information disclosure.
A vulnerability in rsync addressed by updating to version 3.4.1.
A path traversal vulnerability in rsync.
An rsync client vulnerability that can allow arbitrary file overwrite under certain conditions.
The version that knows your environment.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.