Information disclosure in Hedgedoc



Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-29475
CWE-ID CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
 HedgeDoc
Client/Desktop applications / Other client software

Vendor HedgeDoc

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Information disclosure

EUVDB-ID: #VU52832

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-29475

CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application. A remote authenticated attacker can read arbitrary files from the file system when exporting a note to PDF.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

HedgeDoc: 0.3.3 - 1.4.0

CPE2.3 External links

https://github.com/hedgedoc/hedgedoc/commit/c1789474020a6d668d616464cb2da5e90e123f65
https://github.com/hedgedoc/hedgedoc/security/advisories/GHSA-pxxg-px9v-6qf3


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.



###SIDEBAR###