Gitea up to 1.12.5 repo_form.go ParseRemoteAddr encoding error

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CVSS Meta Temp Score
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CTI Interest Score
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7.7$0-$5k0.00

A vulnerability classified as critical has been found in Gitea up to 1.12.5. This affects an unknown code block of the file modules/auth/repo_form.go. The manipulation of the argument ParseRemoteAddr with an unknown input leads to a unknown weakness. CWE is classifying the issue as CWE-172. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Gitea 0.9.99 through 1.12.x before 1.12.6 does not prevent a git protocol path that specifies a TCP port number and also contains newlines (with URL encoding) in ParseRemoteAddr in modules/auth/repo_form.go.

The weakness was presented 11/24/2020. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2020-28991 since 11/24/2020. It is possible to initiate the attack remotely. The requirement for exploitation is a authentication. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 1.12.6 eliminates this vulnerability. The upgrade is hosted for download at github.com.

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VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.7

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Unknown
CWE: CWE-172
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
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Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Gitea 1.12.6

Timelineinfoedit

11/24/2020 Advisory disclosed
11/24/2020 +0 days CVE assigned
11/24/2020 +0 days VulDB entry created
12/10/2020 +16 days VulDB last update

Sourcesinfoedit

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-28991 (🔒)

Entryinfoedit

Created: 11/24/2020 10:37 AM
Updated: 12/10/2020 10:01 AM
Changes: (18) 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 vulnerability_cvss3_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
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