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CVE-2019-17502

7.5 · HIGH

Hydra through 0.1.8 has a NULL pointer dereference and daemon crash when processing POST requests that lack a Content-Length header.

Published Oct 12, 2019CWE-476EPSS 1.70%

Overview

CVE-2019-17502 is a high-severity vulnerability. It was published on October 12, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Hydra through 0.1.8 has a NULL pointer dereference and daemon crash when processing POST requests that lack a Content-Length header. read.c, request.c, and util.c contribute to this. The process_header_end() function calls boa_atoi(), which ultimately calls atoi() on a NULL pointer.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refhydra.hellug.grGitHubgist.github.com/fxb6476/0b9883a88ff2ca40de46a8469834e16cRefhydra.hellug.grGitHubgist.github.com/fxb6476/0b9883a88ff2ca40de46a8469834e16c

How CyberStrike helps

Frequently asked questions

What is CVE-2019-17502?

CVE-2019-17502 is a high-severity vulnerability. It was published on October 12, 2019 and has a CVSS 3.1 base score of 7.5 (HIGH).

How severe is CVE-2019-17502?

This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2019-17502?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2019-17502?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2019-17502 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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