CVE-2020-11728

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-04-15 · updated 2026-06-17
Weakness: CWE-384

Description

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.

Affected products

Davical Andrew'S Web Libraries: through 0.60
Debian Linux: 8.0, 9.0, 10.0

References

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=956650
https://gitlab.com/davical-project/awl/-/issues/19
https://lists.debian.org/debian-lts-announce/2020/04/msg00011.html
https://usn.ubuntu.com/4539-1/
https://www.debian.org/security/2020/dsa-4660
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=956650
https://gitlab.com/davical-project/awl/-/issues/19
https://lists.debian.org/debian-lts-announce/2020/04/msg00011.html
https://usn.ubuntu.com/4539-1/
https://www.debian.org/security/2020/dsa-4660

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