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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-26691 Detail

Description

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


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  
CWE-122 Heap-based Buffer Overflow Apache Software Foundation  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

17 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-26691
NVD Published Date:
06/10/2021
NVD Last Modified:
11/21/2024
Source:
Apache Software Foundation