Vulnerability Report

CVE-2023-23944

Title: Cleartext Storage of Passwords during OAuth2 Setup in Nextcloud Mail

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2023-23944.

CWE Category CWE-312
Published Date Feb 06, 2023
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 2.0 CVSS v3.1
Exploit Probability (EPSS)
0.20%

Vulnerability Summary

CVE-2023-23944: Nextcloud mail is an email app for the nextcloud home server platform. In versions prior to 2.2.2 user's passwords were stored in cleartext in the database during the duration of OAuth2 setup procedure. Any attacker or malicious user with access to the database would have access to these user passwords until the OAuth setup has been completed. It is recommended that the Nextcloud Mail app is upgraded to 2.2.2. There are no known workarounds for this issue.

Impacted Vendors

P
pear 1
B
basercms 1
N
nextcloud 1

Reference Links

https://github.com/nextcloud/mail/pull/7797 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g86r-x755-93f4 https://hackerone.com/reports/1806275 https://github.com/nextcloud/mail/pull/7797 https://github.com/nextcloud/security-advisories/security/advisories/GHSA-g86r-x755-93f4 https://hackerone.com/reports/1806275
CVSS v3.1
Source Entity [email protected]
Severity LOW
2.0
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2023-23944 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:N/A:N

Affected Stack

No specific products linked.