Risk | High |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-13246 |
CWE-ID | CWE-667 |
Exploitation vector | Network |
Public exploit | Public exploit code for vulnerability #1 is available. |
Vulnerable software Subscribe |
Gitea Web applications / Modules and components for CMS |
Vendor | The Gitea Authors |
Security Bulletin
This security bulletin contains information about 1 vulnerabilities.
Updated: 12.07.2020
Changed bulletin status to patched.
EUVDB-ID: #VU28186
Risk: High
CVSSv3.1: 7.1 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:U/RC:C]
CVE-ID: CVE-2020-13246
CWE-ID:
CWE-667 - Improper Locking
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service attack (DoS) on the target system.
The vulnerability exists due to double-locking error. A remote attacker can exploit this vulnerability to cause a deadlock, resulting in a denial of service condition.
MitigationInstall update from vendor's website.
Vulnerable software versionsGitea: 1.11.0 - 1.11.5
External linkshttp://github.com/go-gitea/gitea/issues/10549
http://github.com/go-gitea/gitea/pull/11438
http://www.youtube.com/watch?v=DmVgADSVS88
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.