UBUNTU-CVE-2021-34798
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UBUNTU-CVE-2021-34798
Published: 16 Sept 2021Last Modified: 22 Apr 2026
Upstream:
Aliases:
Summary:
Details: Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier.
References: https://ubuntu.com/security/CVE-2021-34798, https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2021-34798, http://httpd.apache.org/security/vulnerabilities_24.html, https://ubuntu.com/security/notices/USN-5090-1, https://ubuntu.com/security/notices/USN-5090-2, https://www.cve.org/CVERecord?id=CVE-2021-34798
Affected packages
Package
Name: apache2
Purl: pkg:deb/ubuntu/[email protected]+esm2?arch=source&distro=trusty/esm
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -2.4.7-1ubuntu4.22+esm2
Affected versions
2.4.6-2ubuntu2
2.4.6-2ubuntu3
2.4.6-2ubuntu4
2.4.7-1ubuntu1
2.4.7-1ubuntu2
2.4.7-1ubuntu3
2.4.7-1ubuntu4
2.4.7-1ubuntu4.1
2.4.7-1ubuntu4.4
2.4.7-1ubuntu4.5
2.4.7-1ubuntu4.6
2.4.7-1ubuntu4.7
2.4.7-1ubuntu4.8
2.4.7-1ubuntu4.9
2.4.7-1ubuntu4.10
2.4.7-1ubuntu4.11
2.4.7-1ubuntu4.13
2.4.7-1ubuntu4.15
2.4.7-1ubuntu4.16
2.4.7-1ubuntu4.17
2.4.7-1ubuntu4.18
2.4.7-1ubuntu4.19
2.4.7-1ubuntu4.20
2.4.7-1ubuntu4.21
2.4.7-1ubuntu4.22
2.4.7-1ubuntu4.22+esm1
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
