VDB

CVE-2018-17281

CVE-2018-17281 PUBLISHED

There is a stack consumption vulnerability in the res_http_websocket.so module of Asterisk through 13.23.0, 14.7.x through 14.7.7, and 15.x through 15.6.0 and Certified Asterisk through 13.21-cert2. It allows an attacker to crash Asterisk via a specially crafted HTTP request to upgrade the connection to a websocket.

EPSS 80.26% · 99.1th percentile

Risk Scores

EPSS Score
80.26%
99.1th percentile

Affected Products

VendorProductVersions
Ubuntu:18.04:LTSasterisk0, 1:13.17.2~dfsg-1ubuntu1, 1:13.17.2~dfsg-2ubuntu1
Ubuntu:Pro:16.04:LTSasterisk0, 1:13.1.0~dfsg-1.1ubuntu3, 1:13.1.0~dfsg-1.1ubuntu4.1

Timeline

  • Sep 21, 2018 PoC Published
  • Sep 24, 2018 CVE Published
  • Apr 14, 2021 EPSS Score
  • Aug 24, 2021 EPSS Score
  • Oct 26, 2021 EPSS Score
  • Feb 4, 2022 EPSS Score
  • Feb 28, 2022 EPSS Score
  • Jul 3, 2022 EPSS Score
  • Sep 5, 2022 EPSS Score
  • Jan 8, 2023 EPSS Score
  • Mar 7, 2023 EPSS Score
  • May 13, 2023 EPSS Score
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