CVE-2021-34798
high-risk
Published 2021-09-16
Malformed requests may cause the server to dereference a NULL pointer. This issue affects Apache HTTP Server 2.4.48 and earlier.
Do I need to act?
!
10.3% chance of exploitation in next 30 days
EPSS score — higher than 90% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (20)
References (34)
Release Notes
http://httpd.apache.org/security/vulnerabilities_24.html
Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10379
Third Party Advisory
https://security.gentoo.org/glsa/202208-20
Third Party Advisory
https://security.netapp.com/advisory/ntap-20211008-0004/
Third Party Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-a...
Third Party Advisory
https://www.debian.org/security/2021/dsa-4982
Third Party Advisory
https://www.tenable.com/security/tns-2021-17
Release Notes
http://httpd.apache.org/security/vulnerabilities_24.html
Third Party Advisory
https://kc.mcafee.com/corporate/index?page=content&id=SB10379
and 14 more references
58
/ 100
high-risk
Severity
26/34 · High
Exploitability
11/34 · Low
Exposure
21/34 · High