CVE-2018-8011

high-risk
Published 2018-07-18

By specially crafting HTTP requests, the mod_md challenge handler would dereference a NULL pointer and cause the child process to segfault. This could be used to DoS the server. Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.33).

Do I need to act?

!
82.0% chance of exploitation in next 30 days
EPSS score — higher than 18% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (2)

Affected Vendors

References (30)

and 10 more references
53
/ 100
high-risk
Severity 26/34 · High
Exploitability 20/34 · Moderate
Exposure 7/34 · Low