Bug 2005119 (CVE-2021-39275) - CVE-2021-39275 httpd: out-of-bounds write in ap_escape_quotes() via malicious input
Summary: CVE-2021-39275 httpd: out-of-bounds write in ap_escape_quotes() via malicious...
Keywords:
Status: NEW
Alias: CVE-2021-39275
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: 2007195 2007196 2007197 2009780 2005120 2007194 2009781
Blocks: 2005130
TreeView+ depends on / blocked
 
Reported: 2021-09-16 20:22 UTC by Guilherme de Almeida Suckevicz
Modified: 2021-11-22 16:01 UTC (History)
51 users (show)

Fixed In Version: httpd 2.4.49
Doc Type: If docs needed, set a value
Doc Text:
An out-of-bounds write in function ap_escape_quotes of httpd allows an unauthenticated remote attacker to crash the server or potentially execute code on the system with the privileges of the httpd user, by providing malicious input to the function.
Clone Of:
Environment:
Last Closed:


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Description Guilherme de Almeida Suckevicz 2021-09-16 20:22:56 UTC
ap_escape_quotes() may write beyond the end of a buffer when given malicious input. No included modules pass untrusted data to these functions, but third-party / external modules may. This issue affects Apache HTTP Server 2.4.48 and earlier.

Reference:
https://httpd.apache.org/security/vulnerabilities_24.html

Comment 1 Guilherme de Almeida Suckevicz 2021-09-16 20:23:17 UTC
Created httpd tracking bugs for this issue:

Affects: fedora-all [bug 2005120]

Comment 3 Ted Jongseok Won 2021-09-17 04:04:21 UTC
This vulnerability is out of security support scope for the following product:
 * Red Hat JBoss Enterprise Application Platform 6

Please refer to https://access.redhat.com/support/policy/updates/jboss_notes for more details.


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