CVE-2020-11993 (GCVE-0-2020-11993)

Vulnerability from cvelistv5 – Published: 2020-08-07 15:32 – Updated: 2024-08-04 11:48
VLAI
Summary
Apache HTTP Server versions 2.4.20 to 2.4.43 When trace/debug was enabled for the HTTP/2 module and on certain traffic edge patterns, logging statements were made on the wrong connection, causing concurrent use of memory pools. Configuring the LogLevel of mod_http2 above "info" will mitigate this vulnerability for unpatched servers.
Severity
No CVSS data available.
CWE
  • Push Diary Crash on Specifically Crafted HTTP/2 Header
Assigner
References
URL Tags
https://httpd.apache.org/security/vulnerabilities… x_refsource_MISC
https://security.gentoo.org/glsa/202008-04 vendor-advisoryx_refsource_GENTOO
https://lists.apache.org/thread.html/r9e9f1a76097… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r5debe8f8272… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r623de9b2b24… mailing-listx_refsource_MLIST
https://usn.ubuntu.com/4458-1/ vendor-advisoryx_refsource_UBUNTU
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
https://lists.fedoraproject.org/archives/list/pac… vendor-advisoryx_refsource_FEDORA
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://www.debian.org/security/2020/dsa-4757 vendor-advisoryx_refsource_DEBIAN
https://www.oracle.com/security-alerts/cpuoct2020.html x_refsource_MISC
https://security.netapp.com/advisory/ntap-2020081… x_refsource_CONFIRM
http://lists.opensuse.org/opensuse-security-annou… vendor-advisoryx_refsource_SUSE
https://www.oracle.com/security-alerts/cpujan2021.html x_refsource_MISC
http://packetstormsecurity.com/files/160393/Apach… x_refsource_MISC
https://lists.apache.org/thread.html/rf6449464fd8… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r06f0d87ebb6… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r09bb998baee… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rc998b18880d… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rdf3e5d0a5f5… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r9f93cf6dde3… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r3c5c3104813… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rf71eb428714… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r2c6083f6a20… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r76142b8c511… mailing-listx_refsource_MLIST
Impacted products
Vendor Product Version
n/a Apache HTTP Server Affected: 2.4.20 to 2.4.43
Show details on NVD website
To clipboard 

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  }
}


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Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.