CVE-2018-1333 (GCVE-0-2018-1333)

Vulnerability from cvelistv5 – Published: 2018-06-18 18:00 – Updated: 2024-09-17 04:09
VLAI
Title
DoS for HTTP/2 connections by crafted requests
Summary
By specially crafting HTTP/2 requests, workers would be allocated 60 seconds longer than necessary, leading to worker exhaustion and a denial of service. Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.18-2.4.30,2.4.33).
Severity
No CVSS data available.
CWE
  • (undefined)
Assigner
References
URL Tags
https://access.redhat.com/errata/RHSA-2018:3558 vendor-advisoryx_refsource_REDHAT
https://support.hpe.com/hpsc/doc/public/display?d… x_refsource_CONFIRM
https://access.redhat.com/errata/RHSA-2019:0367 vendor-advisoryx_refsource_REDHAT
https://security.netapp.com/advisory/ntap-2018092… x_refsource_CONFIRM
https://httpd.apache.org/security/vulnerabilities… x_refsource_CONFIRM
https://usn.ubuntu.com/3783-1/ vendor-advisoryx_refsource_UBUNTU
http://www.securitytracker.com/id/1041402 vdb-entryx_refsource_SECTRACK
https://access.redhat.com/errata/RHSA-2019:0366 vendor-advisoryx_refsource_REDHAT
https://lists.apache.org/thread.html/56c2e7cc9deb… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/84a3714f0878… mailing-listx_refsource_MLIST
https://www.tenable.com/security/tns-2019-09 x_refsource_CONFIRM
https://lists.apache.org/thread.html/rd18c3c43602… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/re3d27b6250a… mailing-listx_refsource_MLIST
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/rc998b18880d… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r15f9aa44275… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/rd2fb621142e… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r9f93cf6dde3… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/re473305a65b… mailing-listx_refsource_MLIST
https://lists.apache.org/thread.html/r76142b8c511… mailing-listx_refsource_MLIST
Impacted products
Vendor Product Version CPE status
Apache Software Foundation Apache HTTP Server Affected: Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.18-2.4.30,2.4.33)
guessed Create a notification for this product.
Date Public
2018-07-17 00:00
Credits
The issue was discovered by Craig Young of Tripwire VERT.
Show details on NVD website
To clipboard 

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      "cve": "CVE-2018-1333",
      "id": "CVE-2018-1333",
      "initial_release_date": "2018-07-18T00:00:00+00:00",
      "product_status:fixed": "475",
      "product_status:known_not_affected": "31",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "httpd: mod_http2: Too much time allocated to workers, possibly leading to DoS",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-1333.json",
      "version": "3"
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    "suse_vex": {
      "aggregate_severity": "low",
      "current_release_date": "2026-08-27T01:24:08Z",
      "cve": "CVE-2018-1333",
      "id": "CVE-2018-1333",
      "initial_release_date": "2023-02-15T04:34:19Z",
      "product_status:known_affected": "31",
      "product_status:known_not_affected": "39",
      "product_status:recommended": "147",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-1333",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-1333.json",
      "version": "13"
    }
  }
}



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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.


Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.