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CVE-2021-34798

NULL pointer dereference in httpd core

Published: Sep 16, 2021Updated: Nov 21, 2024 Sources: CVE List NVD BDU csafCWE-476
7.5HIGH
NVD MITRE
EPSS Score
64.5%
Top 0.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Nuclei · OpenVAS

Description

Multiple vulnerabilities were identified in the Apache HTTP Server software. These include NULL Pointer Dereferencing, Out-of-bounds Write and Server-Side Request Forgery related vulnerabilities. Siemens has released updates for several affected products and recommends to update to the latest versions. Siemens recommends specific countermeasures for products where updates are not, or not yet available.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:NI:NA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-476

Affected Products

oracle
commercial·USaka oracle corp.
communications cloud native core network function cloud native environmentOn-premDatabase
Databases / data-warehouse-analytics
enterprise manager base platformOn-premWeb App
Enterprise Software / itsm-monitoring
http serverOn-premWeb App
Web & CMS Plugins
instantis enterprisetrackOn-premWeb App
Enterprise Software / itsm-monitoring
peoplesoft enterprise peopletoolsOn-premWeb App
Enterprise Software / itsm-monitoring
zfs storage appliance kitOn-premDatabase
Databases / data-warehouse-analytics
siemens
commercial·DEaka siemens ag
ruggedcom nms
ICS / OT / IoT
sinec nms
ICS / OT / IoT
sinema remote connect server
ICS / OT / IoT
sinema server
ICS / OT / IoT
Red Hat Inc.
commercial·USaka red hat
Red Hat Enterprise LinuxOn-premOS
Operating Systems / linux-distro
Red Hat Software CollectionsOn-prem
Operating Systems / linux-distro
JBoss Core ServicesOn-prem
Operating Systems / linux-distro
АО «НТЦ ИТ РОСА»
commercial·RU
РОСА КобальтOn-prem
Operating Systems / linux-distro
ROSA VirtualizationOn-prem
Operating Systems / linux-distro
ROSA Virtualization 3.0On-prem
Operating Systems / linux-distro
netapp
commercial·US
cloud backup
Hardware Firmware
clustered data ontap
Hardware Firmware
storagegrid
Hardware Firmware
ООО «РусБИТех-Астра»
commercial·RUaka rusbitech-astra
Astra Linux Special EditionOn-premOS
Operating Systems / linux-distro
Astra Linux Special Edition для «Эльбрус»On-premOS
Operating Systems / linux-distro
and 13 more affected products View all →

Exploitability

Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

Click technique nodes for MITRE ATT&CK details · drag to pan · Ctrl/⌘ + scroll to zoom, or go fullscreen.

MITRE ATT&CK

2 techniques
Impact
Initial Access
View detailed technique mapping

References

http://httpd.apache.org/security/vulnerabilities_24.html
httpd.apache.org
https://lists.apache.org/thread.html/r3925e167d5eb1c75def3750c155d753064e1d34a143028bb32910432@%3Cusers.httpd.apache.org%3E
lists.apache.org
https://lists.apache.org/thread.html/r61fdbfc26ab170f4e6492ef3bd5197c20b862ce156e9d5a54d4b899c@%3Cusers.httpd.apache.org%3E
lists.apache.org
and 49 more references View all →
News mentions
Could not load news mentions.

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