Multiple vulnerabilities in memos



| Updated: 2024-04-01
Risk Low
Patch available YES
Number of vulnerabilities 7
CVE-ID CVE-2022-4866
CVE-2022-4865
CVE-2022-4863
CVE-2022-4847
CVE-2022-4845
CVE-2022-4846
CVE-2022-4806
CWE-ID CWE-79
CWE-264
CWE-352
CWE-639
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Public exploit code for vulnerability #2 is available.
Public exploit code for vulnerability #3 is available.
Public exploit code for vulnerability #4 is available.
Public exploit code for vulnerability #5 is available.
Public exploit code for vulnerability #6 is available.
Vulnerable software
 memos
Web applications / Modules and components for CMS

Vendor memos

Security Bulletin

This security bulletin contains information about 7 vulnerabilities.

1) Stored cross-site scripting

EUVDB-ID: #VU70713

Risk: Low

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2022-4866

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when creating memos. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

memos: 0.0.1 - 0.9.0

CPE2.3 External links

https://huntr.dev/bounties/39c04778-6228-4f07-bdd4-ab17f246dbff
https://github.com/usememos/memos/commit/7670c9536000bb32c6345d4906a91268dcddd5fc


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) Stored cross-site scripting

EUVDB-ID: #VU70714

Risk: Low

CVSSv4.0: 5.5 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2022-4865

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data when creating a new post. A remote attacker can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

memos: 0.0.1 - 0.9.0

CPE2.3 External links

https://huntr.dev/bounties/cd8765a2-bf28-4019-8647-882ccf63b2be
https://github.com/usememos/memos/commit/7670c9536000bb32c6345d4906a91268dcddd5fc


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

3) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU70716

Risk: Low

CVSSv4.0: 7.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2022-4863

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local attacker to escalate privileges on the system.

The vulnerability exists due to improper handling of insufficient permissions or privileges. A local attacker can send a specially crafted request to ARCHIVE and Delete OWN Admin Account.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

memos: 0.0.1 - 0.9.0

CPE2.3 External links

https://github.com/usememos/memos/commit/3556ae4e651d9443dc3bb8a170dd3cc726517a53
https://huntr.dev/bounties/42751929-e511-49a9-888d-d5b610da2a45


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

4) Cross-site request forgery

EUVDB-ID: #VU70718

Risk: Low

CVSSv4.0: 2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear]

CVE-ID: CVE-2022-4847

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to incorrectly-specified destination in a communication channel. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

memos: 0.3.1 - 0.9.0

CPE2.3 External links

https://github.com/usememos/memos/commit/c9bb2b785dc5852655405d5c9ab127a2d5aa3948
https://huntr.dev/bounties/ff6d4b5a-5e75-4a14-b5ce-f318f8613b73


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

5) Cross-site request forgery

EUVDB-ID: #VU70719

Risk: Low

CVSSv4.0: 1.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2022-4845

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote user can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

memos: 0.3.1 - 0.9.0

CPE2.3 External links

https://github.com/usememos/memos/commit/c9bb2b785dc5852655405d5c9ab127a2d5aa3948
https://huntr.dev/bounties/075dbd51-b078-436c-9e3d-7f25cd2e7e1b


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

6) Cross-site request forgery

EUVDB-ID: #VU70720

Risk: Low

CVSSv4.0: 1.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N/E:P/U:Clear]

CVE-ID: CVE-2022-4846

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in Add Users. A remote user can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

memos: 0.3.1 - 0.9.0

CPE2.3 External links

https://github.com/usememos/memos/commit/c9bb2b785dc5852655405d5c9ab127a2d5aa3948
https://huntr.dev/bounties/38c685fc-7065-472d-a46e-e26bf0b556d3


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

7) Authorization bypass through user-controlled key

EUVDB-ID: #VU87935

Risk:

CVSSv4.0: 0 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:]

CVE-ID: CVE-2022-4806

CWE-ID: CWE-639 - Authorization Bypass Through User-Controlled Key

Exploit availability: No

Description

The vulnerability allows a remote user to bypass implemented security restrictions.

The vulnerability exists due to authorization bypass through user-controlled key. A remote user can bypass implemented security restrictions.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

memos: 0.0.1 - 0.9.0

CPE2.3 External links

https://github.com/usememos/memos/commit/3556ae4e651d9443dc3bb8a170dd3cc726517a53
https://huntr.dev/bounties/2c7101bc-e6d8-4cd0-9003-bc8d86f4e4be


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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