9.8

CVE-2021-26691

Apache HTTP Server mod_session response handling heap overflow

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
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Apache ≫ HTTP Server Version >= 2.4.0 <= 2.4.46
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0
Fedoraproject ≫ Fedora Version34
Fedoraproject ≫ Fedora Version35
Oracle ≫ Secure Backup Version < 18.1.0.1.0
Netapp ≫ Cloud Backup Version-
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 68.07% 0.992
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 7.5 10 6.4
AV:N/AC:L/Au:N/C:P/I:P/A:P
CWE-122 Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

http://httpd.apache.org/security/vulnerabilities_24.html
Vendor Advisory
https://www.oracle.com/security-alerts/cpujan2022.html
Patch
Third Party Advisory
https://www.oracle.com/security-alerts/cpuoct2021.html
Patch
Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00006.html
Third Party Advisory
Mailing List
https://lists.apache.org/thread.html/r7f2b70b621651548f4b6f027552f1dd91705d7111bb5d15cda0a68dd%40%3Cdev.httpd.apache.org%3E
https://lists.apache.org/thread.html/re026d3da9d7824bd93b9f871c0fdda978d960c7e62d8c43cba8d0bf3%40%3Ccvs.httpd.apache.org%3E
Vendor Advisory
Mailing List
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SPBR6WUYBJNACHKE65SPL7TJOHX7RHWD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZNCYSR3BXT36FFF4XTCPL3HDQK4VP45R/
https://security.gentoo.org/glsa/202107-38
Third Party Advisory
https://security.netapp.com/advisory/ntap-20210702-0001/
Third Party Advisory
https://www.debian.org/security/2021/dsa-4937
Third Party Advisory
Mailing List
http://www.openwall.com/lists/oss-security/2021/06/10/7
Third Party Advisory
Mailing List
https://lists.apache.org/thread.html/r50cae1b71f1e7421069036b213c26da7d8f47dd59874e3bd956959fe%40%3Cannounce.httpd.apache.org%3E