CVE-2022-29154 Path traversal in n/a

What is CVE-2022-29154?

CVE-2022-29154 is a high-severity path traversal vulnerability in Fedoraproject Fedora, published on 2 Aug 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in rsync before 3.2.5 that allows malicious remote servers to write arbitrary files inside the directories of connecting peers. The server chooses which files/directories are sent to the client. However, the rsync client performs insufficient validation of file names. A malicious rsync server (or Man-in-The-Middle attacker) can overwrite arbitrary files in the rsync client target directory and subdirectories (for example, overwrite the .ssh/authorized_keys file).

Weakness: CWE-20

Which versions are affected by CVE-2022-29154?

It affects 2 products.

Products include Fedoraproject Fedora, Samba Rsync.

How do I fix CVE-2022-29154?

Upgrade to a fixed version.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2022-29154 being exploited?

There is no known exploitation of CVE-2022-29154 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

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All Fedoraproject Fedora vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as ALPINE-CVE-2022-29154, ALSA-2022:6180, AZL-10461, CLSA-2022-1660756974, CLSA-2022-1660759048, CLSA-2022-1660759162 and 28 more.