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CVE-2020-11728

Published: 15 April 2020

An issue was discovered in DAViCal Andrew's Web Libraries (AWL) through 0.60. Session management does not use a sufficiently hard-to-guess session key. Anyone who can guess the microsecond time (and the incrementing session_id) can impersonate a session.

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
awl
Launchpad, Ubuntu, Debian
bionic Needs triage

eoan Ignored
(end of life)
trusty Does not exist

upstream
Released (0.61-1)
impish Not vulnerable
(0.61-1)
focal
Released (0.60-1+deb10u1ubuntu1)
groovy Not vulnerable
(0.61-1)
hirsute Not vulnerable
(0.61-1)
xenial Needs triage

jammy Not vulnerable
(0.61-1)
kinetic Not vulnerable
(0.61-1)
lunar Not vulnerable
(0.61-1)
mantic Not vulnerable
(0.61-1)

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N