CVE-2015-0381 is an unspecified flaw in the Server: Replication component of Oracle MySQL Server. It affects MySQL Server 5.5.40 and earlier and 5.6.21 and earlier. The vulnerability is distinct from CVE-2015-0382. An unauthenticated remote attacker can target the affected server through multiple protocols using an unspecified, difficult-to-exploit vector and cause availability loss.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
If you can’t patch tonight, do this now.
Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
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.
10 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Unspecified MySQL Server replication vulnerability.
Unspecified MySQL Server replication vulnerability fixed in the update.
An unspecified MySQL Server replication vulnerability addressed by the mysql55-mysql update.
An unspecified MySQL/MariaDB server vulnerability in replication functionality, addressed by the MariaDB 5.5.41 Red Hat update.
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.