CVE-2021-26690
high-risk
Published 2021-06-10
Apache HTTP Server versions 2.4.0 to 2.4.46 A specially crafted Cookie header handled by mod_session can cause a NULL pointer dereference and crash, leading to a possible Denial Of Service
Do I need to act?
!
70.4% chance of exploitation in next 30 days
EPSS score — higher than 30% of all CVEs
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10
High
NETWORK
/ LOW complexity
Affected Products (10)
Affected Vendors
References (24)
Release Notes
http://httpd.apache.org/security/vulnerabilities_24.html
Third Party Advisory
https://security.gentoo.org/glsa/202107-38
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210702-0001/
Mailing List
https://www.debian.org/security/2021/dsa-4937
Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html
Release Notes
http://httpd.apache.org/security/vulnerabilities_24.html
and 4 more references
61
/ 100
high-risk
Severity
26/34 · High
Exploitability
19/34 · Moderate
Exposure
16/34 · Moderate