1. CVE-Search
  2. CVE-2021-26691
ID CVE-2021-26691
Summary In Apache HTTP Server versions 2.4.0 to 2.4.46 a specially crafted SessionHeader sent by an origin server could cause a heap overflow
References
Vulnerable Configurations
  • cpe:2.3:a:apache:http_server:2.4.0:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.0:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.1:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.1:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.2:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.2:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.3:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.3:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.4:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.4:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.5:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.5:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.6:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.6:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.7:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.7:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.8:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.8:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.9:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.9:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.10:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.10:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.11:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.11:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.12:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.12:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.13:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.13:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.14:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.14:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.15:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.15:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.16:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.16:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.17:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.17:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.18:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.18:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.19:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.19:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.20:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.20:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.21:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.21:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.22:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.22:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.23:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.23:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.24:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.24:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.25:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.25:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.26:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.26:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.27:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.27:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.28:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.28:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.29:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.29:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.30:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.30:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.31:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.31:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.32:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.32:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.33:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.33:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.34:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.34:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.35:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.35:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.36:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.36:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.37:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.37:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.38:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.38:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.39:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.39:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.40:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.40:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.41:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.41:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.42:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.42:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.43:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.43:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.44:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.44:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:http_server:2.4.45:*:*:*:*:*:*:*
    cpe:2.3:a:apache:http_server:2.4.45:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
    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:10.0:*:*:*:*:*:*:*
  • cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
    cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
  • cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
    cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:enterprise_manager_ops_center:12.4.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:instantis_enterprisetrack:17.1:*:*:*:*:*:*:*
    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:17.2:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:instantis_enterprisetrack:17.3:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:secure_backup:10.1.0.1:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:secure_backup:10.1.0.1:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:secure_backup:10.1.0.3:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:secure_backup:10.1.0.3:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:secure_backup:10.2.0.2:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:secure_backup:10.2.0.2:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:secure_backup:10.3.0.3:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:secure_backup:10.3.0.3:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:secure_backup:12.1.0.1.0:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:secure_backup:12.1.0.1.0:*:*:*:*:*:*:*
  • cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
    cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
  • cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
    cpe:2.3:a:netapp:cloud_backup:-:*:*:*:*:*:*:*
CVSS
Base: 7.5 (as of 25-03-2022 - 18:32)
Impact:
Exploitability:
CWE CWE-787
CAPEC
Access
VectorComplexityAuthentication
NETWORK LOW NONE
Impact
ConfidentialityIntegrityAvailability
PARTIAL PARTIAL PARTIAL
cvss-vector via4 AV:N/AC:L/Au:N/C:P/I:P/A:P
Last major update 25-03-2022 - 18:32
Published 10-06-2021 - 07:15
Last modified 25-03-2022 - 18:32
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