Bug 1957932 (CVE-2019-25043) - CVE-2019-25043 libmodsecurity: crafted key-value pair can lead to DoS
Summary: CVE-2019-25043 libmodsecurity: crafted key-value pair can lead to DoS
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2019-25043
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1957933 1957934
Blocks:
TreeView+ depends on / blocked
 
Reported: 2021-05-06 19:11 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-05-06 20:34 UTC (History)
2 users (show)

Fixed In Version:
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Last Closed: 2021-05-06 20:34:21 UTC
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Description Guilherme de Almeida Suckevicz 2021-05-06 19:11:54 UTC 
ModSecurity 3.x before 3.0.4 mishandles key-value pair parsing, as demonstrated by a "string index out of range" error and worker-process crash for a "Cookie: =abc" header.

Reference:
https://github.com/SpiderLabs/ModSecurity/issues/2566
Comment 1 Guilherme de Almeida Suckevicz 2021-05-06 19:12:17 UTC 
Created libmodsecurity tracking bugs for this issue:

Affects: epel-7 [bug 1957934]
Affects: fedora-all [bug 1957933]
Comment 2 Product Security DevOps Team 2021-05-06 20:34:21 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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