Intrusion Prevention

Rsync.receive_xattr.Heap.Buffer.Overread.DoS

Description

This indicates an attack attempt against a Buffer Over Read vulnerability in the receive_xattr function of rsync.
The vulnerability is due to a lack of bounds checks when the vulnerable software handles a maliciously crafted packet. A remote attacker may to able to exploit this to cause a denial of service condition on the affected system.

Affected Products

rsync Project rsync 3.1.2
rsync Project rsync 3.1.3-development

Impact

Denial of Service: Remote attackers can crash vulnerable systems.

Recommended Actions

Apply the most recent upgrade or patch from the vendor.
https://git.samba.org/?p=rsync.git;a=commit;h=47a63d90e71d3e19e0e96052bb8c6b9cb140ecc1

CVE References

CVE-2017-16548