CVE-2021-43857 : Gerapy is a distributed crawler management framework. Gerapy prior to version 0.

Gerapy is a distributed crawler management framework. Gerapy prior to version 0.9.8 is vulnerable to remote code execution, and this issue is patched in version 0.9.8.

Published 2021-12-27 19:15:09

Updated 2022-01-07 18:16:54

Source GitHub, Inc.

View at NVD, CVE.org

Vulnerability category: Execute code

Products affected by CVE-2021-43857

Gerapy » Gerapy
Versions before (<) 0.9.8
cpe:2.3:a:gerapy:gerapy:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2021-43857

EPSS FAQ

3.68%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 92 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-43857

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
6.5	MEDIUM	AV:N/AC:L/Au:S/C:P/I:P/A:P	8.0	6.4	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	2.8	5.9	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	GitHub, Inc.
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2021-43857

CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

Assigned by: security-advisories@github.com (Secondary)

References for CVE-2021-43857

https://github.com/Gerapy/Gerapy/issues/219

Gerapy 0.9.7 project_configure function exist remote code execute !!! · Issue #219 · Gerapy/Gerapy · GitHub
Issue Tracking;Third Party Advisory
https://github.com/Gerapy/Gerapy/security/advisories/GHSA-9w7f-m4j4-j3xw

Gerapy < 0.9.8 may cause remote code execution · Advisory · Gerapy/Gerapy · GitHub
Third Party Advisory
https://github.com/Gerapy/Gerapy/commit/49bcb19be5e0320e7e1535f34fe00f16a3cf3b28

fix remote execute · Gerapy/Gerapy@49bcb19 · GitHub
Patch;Third Party Advisory
http://packetstormsecurity.com/files/165459/Gerapy-0.9.7-Remote-Code-Execution.html

Gerapy 0.9.7 Remote Code Execution ≈ Packet Storm
Exploit;Third Party Advisory

Jump to

Vulnerability Details : CVE-2021-43857

Products affected by CVE-2021-43857

Exploit prediction scoring system (EPSS) score for CVE-2021-43857

CVSS scores for CVE-2021-43857

CWE ids for CVE-2021-43857

References for CVE-2021-43857