GitLab Community Edition/Enterprise Edition up to 13.3.8/13.4.4/13.5.1 LFS Upload CE/EE path traversal
|CVSS Meta Temp Score|
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|CTI Interest Score|
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A vulnerability was found in GitLab Community Edition and Enterprise Edition up to 13.3.8/13.4.4/13.5.1 (Bug Tracking Software). It has been declared as critical. Affected by this vulnerability is an unknown code block of the file CE/EE of the component LFS Upload. The manipulation with an unknown input leads to a directory traversal vulnerability. The CWE definition for the vulnerability is CWE-22. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:
An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.14. A path traversal is found in LFS Upload that allows attacker to overwrite certain specific paths on the server. Affected versions are: >=8.14, =13.4, =13.5,
The weakness was released 11/19/2020. The advisory is shared at hackerone.com. This vulnerability is known as CVE-2020-13355 since 05/21/2020. The exploitation appears to be difficult. The attack can be launched remotely. The requirement for exploitation is a single authentication. Technical details are known, but no exploit is available.
Upgrading to version 13.3.9, 13.4.5 or 13.5.2 eliminates this vulnerability.
CVSSv3VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2
VulDB Base Score: 5.0
VulDB Temp Score: 4.8
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 8.1
NVD Vector: 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
NVD Base Score: 🔒
ExploitingClass: Directory traversal
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceThreat: 🔍
0-Day Time: 🔒
Upgrade: Community Edition/Enterprise Edition 13.3.9/13.4.5/13.5.2
Timeline05/21/2020 CVE assigned
11/19/2020 +182 days Advisory disclosed
11/19/2020 +0 days VulDB entry created
12/08/2020 +19 days VulDB last update
CVE: CVE-2020-13355 (🔒)
EntryCreated: 11/19/2020 06:43 AM
Updated: 12/08/2020 09:15 PM
Changes: (19) vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai source_cve_cna vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
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