Main Vulnerability Database Vulnerabilities #VU17476

Heap-based buffer overflow in Unit - CVE-2019-7401

Published: February 12, 2019 / Updated: February 12, 2019

Vulnerability identifier: #VU17476

CSH Severity: Medium

CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2019-7401

CWE-ID: CWE-122

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to cause DoS condition on the target system.

The vulnerability exists due to a boundary error when processing malicious input. A remote attacker can supply a specially crafted request, trigger heap-based buffer overflow and cause the router process to crash.

Affected software

Unit
IBM Cloud Private

How to mitigate CVE-2019-7401

Update to version 1.7.1.

Unit - update to 1.7.1
IBM Cloud Private - addressed in versions 3.2.1.2203, 3.2.2.2203

External References

http://hg.nginx.org/unit/file/tip/CHANGES
http://mailman.nginx.org/pipermail/unit/2019-February/000113.html
http://unit.nginx.org/CHANGES.txt

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