CVE-2021-34798

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-34798
Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier.

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:P

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
http://httpd.apache.org/security/vulnerabilities_24.html Release Notes Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ Mailing List Third Party Advisory
https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029@%3Cusers.httpd.apache.org%3E Mailing List Vendor Advisory
https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697@%3Cusers.httpd.apache.org%3E Mailing List Vendor Advisory
https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E Mailing List Vendor Advisory
https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E Mailing List Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html Mailing List Third Party Advisory
https://security.netapp.com/advisory/ntap-20211008-0004/ Third Party Advisory
https://www.debian.org/security/2021/dsa-4982 Third Party Advisory
https://www.tenable.com/security/tns-2021-17 Third Party Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ Third Party Advisory
https://www.oracle.com/security-alerts/cpujan2022.html Patch Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10379 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2022.html Patch Third Party Advisory
https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf Patch Third Party Advisory
https://security.gentoo.org/glsa/202208-20 Third Party Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

Configuration 4 (hide)

OR cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:storagegrid:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*

Configuration 5 (hide)

cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*

Configuration 6 (hide)

OR cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_base_platform:13.4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_base_platform:13.5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*

Configuration 7 (hide)

cpe:2.3:o:broadcom:brocade_fabric_operating_system_firmware:-:*:*:*:*:*:*:*

Configuration 8 (hide)

OR cpe:2.3:a:siemens:sinema_server:14.0:-:*:*:*:*:*:*
cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:ruggedcom_nms:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:sinec_nms:*:*:*:*:*:*:*:*
History

28 Oct 2022, 13:34

Type Values Removed Values Added
First Time Siemens sinema Server
Siemens ruggedcom Nms
Siemens sinema Remote Connect Server
Siemens sinec Nms
Siemens
CPE cpe:2.3:a:siemens:sinema_server:14.0:-:*:*:*:*:*:*
cpe:2.3:a:siemens:sinema_remote_connect_server:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:sinec_nms:*:*:*:*:*:*:*:*
cpe:2.3:a:siemens:ruggedcom_nms:*:*:*:*:*:*:*:*
References (CONFIRM) https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf - (CONFIRM) https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf - Patch, Third Party Advisory
References (GENTOO) https://security.gentoo.org/glsa/202208-20 - (GENTOO) https://security.gentoo.org/glsa/202208-20 - Third Party Advisory

15 Aug 2022, 11:15

Type Values Removed Values Added
References
  • (GENTOO) https://security.gentoo.org/glsa/202208-20 -

14 Jun 2022, 11:15

Type Values Removed Values Added
References
  • (CONFIRM) https://cert-portal.siemens.com/productcert/pdf/ssa-685781.pdf -

13 May 2022, 17:14

Type Values Removed Values Added
References (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html - Patch, Third Party Advisory
First Time Oracle zfs Storage Appliance Kit
Oracle communications Cloud Native Core Network Function Cloud Native Environment
Broadcom brocade Fabric Operating System Firmware
Broadcom
Oracle http Server
Oracle peoplesoft Enterprise Peopletools
Oracle enterprise Manager Base Platform
CPE cpe:2.3:a:oracle:http_server:12.2.1.3.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:peoplesoft_enterprise_peopletools:8.58:*:*:*:*:*:*:*
cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_base_platform:13.4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:http_server:12.2.1.4.0:*:*:*:*:*:*:*
cpe:2.3:o:broadcom:brocade_fabric_operating_system_firmware:-:*:*:*:*:*:*:*
cpe:2.3:a:oracle:enterprise_manager_base_platform:13.5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:oracle:communications_cloud_native_core_network_function_cloud_native_environment:1.10.0:*:*:*:*:*:*:*

20 Apr 2022, 00:16

Type Values Removed Values Added
References
  • (MISC) https://www.oracle.com/security-alerts/cpuapr2022.html -

25 Mar 2022, 18:44

Type Values Removed Values Added
References (CONFIRM) https://kc.mcafee.com/corporate/index?page=content&id=SB10379 - (CONFIRM) https://kc.mcafee.com/corporate/index?page=content&id=SB10379 - Third Party Advisory
References (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - (MISC) https://www.oracle.com/security-alerts/cpujan2022.html - Patch, Third Party Advisory
First Time Oracle
Netapp cloud Backup
Oracle instantis Enterprisetrack
CPE cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*
cpe:2.3:a:oracle:instantis_enterprisetrack:17.2:*:*:*:*:*:*:*
cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*

23 Mar 2022, 08:15

Type Values Removed Values Added
References
  • (CONFIRM) https://kc.mcafee.com/corporate/index?page=content&id=SB10379 -

07 Feb 2022, 16:16

Type Values Removed Values Added
References
  • (MISC) https://www.oracle.com/security-alerts/cpujan2022.html -

29 Nov 2021, 17:19

Type Values Removed Values Added
References (CONFIRM) https://www.tenable.com/security/tns-2021-17 - (CONFIRM) https://www.tenable.com/security/tns-2021-17 - Third Party Advisory
References (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ - (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ - Third Party Advisory
References (DEBIAN) https://www.debian.org/security/2021/dsa-4982 - (DEBIAN) https://www.debian.org/security/2021/dsa-4982 - Third Party Advisory
References (MLIST) https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html - (MLIST) https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html - Mailing List, Third Party Advisory
References (CONFIRM) https://security.netapp.com/advisory/ntap-20211008-0004/ - (CONFIRM) https://security.netapp.com/advisory/ntap-20211008-0004/ - Third Party Advisory
CPE cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:a:netapp:storagegrid:-:*:*:*:*:*:*:*
cpe:2.3:a:tenable:tenable.sc:*:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:a:netapp:clustered_data_ontap:-:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

24 Nov 2021, 23:15

Type Values Removed Values Added
References
  • (CISCO) https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-2.4.49-VWL69sWQ -

19 Oct 2021, 20:15

Type Values Removed Values Added
References
  • (CONFIRM) https://www.tenable.com/security/tns-2021-17 -

10 Oct 2021, 19:15

Type Values Removed Values Added
References
  • (DEBIAN) https://www.debian.org/security/2021/dsa-4982 -

08 Oct 2021, 15:15

Type Values Removed Values Added
References
  • (CONFIRM) https://security.netapp.com/advisory/ntap-20211008-0004/ -

02 Oct 2021, 18:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.debian.org/debian-lts-announce/2021/10/msg00001.html -

27 Sep 2021, 17:38

Type Values Removed Values Added
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ - Mailing List, Third Party Advisory
References (MLIST) https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697@%3Cusers.httpd.apache.org%3E - (MLIST) https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697@%3Cusers.httpd.apache.org%3E - Mailing List, Vendor Advisory
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ - Mailing List, Third Party Advisory
References (MLIST) https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029@%3Cusers.httpd.apache.org%3E - (MLIST) https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029@%3Cusers.httpd.apache.org%3E - Mailing List, Vendor Advisory
References (MLIST) https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E - (MLIST) https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E - Mailing List, Vendor Advisory
References (MISC) http://httpd.apache.org/security/vulnerabilities_24.html - (MISC) http://httpd.apache.org/security/vulnerabilities_24.html - Release Notes, Vendor Advisory
References (MLIST) https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E - (MLIST) https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E - Mailing List, Vendor Advisory
CWE CWE-476
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CPE cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:a:apache:http_server:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*

25 Sep 2021, 01:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/ -

23 Sep 2021, 15:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E -

23 Sep 2021, 13:15

Type Values Removed Values Added
References
  • (MLIST) https://lists.apache.org/thread.html/r82c077663f9759c7df5a6656f925b3ee4f55fcd33c889ba7cd687029@%3Cusers.httpd.apache.org%3E -
  • (MLIST) https://lists.apache.org/thread.html/r82838efc5fa6fc4c73986399c9b71573589f78b31846aff5bd9b1697@%3Cusers.httpd.apache.org%3E -
  • (MLIST) https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E -

20 Sep 2021, 16:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/ -

16 Sep 2021, 15:28

Type Values Removed Values Added
New CVE
Information

Published : 2021-09-16 15:15

Updated : 2022-10-28 13:34

NVD link : CVE-2021-34798

Mitre link : CVE-2021-34798

CVE.ORG link : CVE-2021-34798

JSON object : View

Products Affected

oracle

  • communications_cloud_native_core_network_function_cloud_native_environment
  • instantis_enterprisetrack
  • zfs_storage_appliance_kit
  • enterprise_manager_base_platform
  • http_server
  • peoplesoft_enterprise_peopletools

netapp

  • clustered_data_ontap
  • cloud_backup
  • storagegrid

tenable

  • tenable.sc

siemens

  • ruggedcom_nms
  • sinec_nms
  • sinema_remote_connect_server
  • sinema_server

debian

  • debian_linux

fedoraproject

  • fedora

broadcom

  • brocade_fabric_operating_system_firmware

apache

  • http_server
CWE
CWE-476

NULL Pointer Dereference