What is CVE-2020-27743?

CVE-2020-27743 is a critical-severity vulnerability in Pam_tacplus_project Pam_tacplus, classified under Use of Insufficiently Random Values. CVSS score: 9.8/10. Published 2020-10-26.

How severe is CVE-2020-27743?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Pam_tacplus_project Pam_tacplus

CVE-2020-27743

libtac in pam_tacplus through 1.5.1 lacks a check for a failure of RAND_bytes()/RAND_pseudo_bytes(). This could lead to use of a non-random/predictable session_id.

EPSS: 0.017 (74.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Pam_tacplus_project Pam_tacplus
N/a — versions n/a

Weakness classification (CWE)

CWE-330 — Use of Insufficiently Random Values

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Technical Description, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-27743?: CVE-2020-27743 is a critical-severity vulnerability in Pam_tacplus_project Pam_tacplus, classified under Use of Insufficiently Random Values. CVSS score: 9.8/10. Published 2020-10-26.
How severe is CVE-2020-27743?: Critical severity. CVSS v3 base score is 9.8 out of 10.