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CVE
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CVE-2021-41524Date: (C)2021-10-05   (M)2024-02-06


While fuzzing the 2.4.49 httpd, a new null pointer dereference was detected during HTTP/2 request processing, allowing an external source to DoS the server. This requires a specially crafted request. The vulnerability was recently introduced in version 2.4.49. No exploit is known to the project.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.5CVSS Score : 5.0
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 3.6Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: NONE
Confidentiality: NONEAvailability: PARTIAL
Integrity: NONE 
Availability: HIGH 
  
Reference:
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-apache-httpd-pathtrv-LAzg68cZ
FEDORA-2021-5d2d4b6ac5
FEDORA-2021-f94985afca
GLSA-202208-20
http://www.openwall.com/lists/oss-security/2021/10/05/1
https://httpd.apache.org/security/vulnerabilities_24.html
https://security.netapp.com/advisory/ntap-20211029-0009/
https://www.oracle.com/security-alerts/cpujan2022.html

CWE    1
CWE-476
OVAL    7
oval:org.secpod.oval:def:75218
oval:org.secpod.oval:def:120849
oval:org.secpod.oval:def:1601485
oval:org.secpod.oval:def:89971
...

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