CVE-2022-1615

samba: GnuTLS gnutls_rnd() can fail and give predictable random values

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

In Samba, GnuTLS gnutls_rnd() can fail and give predictable random values.

En Samba, la función GnuTLS gnutls_rnd() puede fallar y dar valores aleatorios predecibles

A flaw was found in Samba. When the gnutls_rnd function is called, its return value is not verified, allowing it to give predictable random values when the call to the gnutls_rnd function fails.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-05-06 CVE Reserved
2022-09-01 CVE Published
2023-11-08 EPSS Updated
2024-08-03 CVE Updated
2024-08-03 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-330: Use of Insufficiently Random Values

CAPEC

References (6)

URL	Tag	Source

URL	Date	SRC
https://bugzilla.samba.org/show_bug.cgi?id=15103	2024-08-03

URL	Date	SRC
https://gitlab.com/samba-team/samba/-/merge_requests/2644	2023-11-07

URL	Date	SRC
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZTTOLTHUHOV4SHCHCB5TAA4FQVJAWN4P	2023-11-07
https://security.gentoo.org/glsa/202309-06	2023-11-07
https://access.redhat.com/security/cve/CVE-2022-1615	2024-01-25
https://bugzilla.redhat.com/show_bug.cgi?id=2122649	2024-01-25

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Samba Search vendor "Samba"		Samba Search vendor "Samba" for product "Samba"				>= 4.1.0 Search vendor "Samba" for product "Samba" and version " >= 4.1.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				37 Search vendor "Fedoraproject" for product "Fedora" and version "37"		-		Affected