Vulnerability Details : CVE-2020-28468

This affects the package pwntools before 4.3.1. The shellcraft generator for affected versions of this module are vulnerable to Server-Side Template Injection (SSTI), which can lead to remote code execution.

Vulnerability category: Execute code

Published 2021-01-08 12:15:13

Updated 2021-07-21 11:39:24

Source Snyk

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2020-28468

Probability of exploitation activity in the next 30 days: 2.54%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 89 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2020-28468

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	nvd@nist.gov
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
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	nvd@nist.gov
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High
8.1	HIGH	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	2.2	5.9	report@snyk.io
Attack Vector: Network Attack Complexity: High Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2020-28468

CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

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

Assigned by: nvd@nist.gov (Primary)

References for CVE-2020-28468

https://github.com/Gallopsled/pwntools/pull/1732

Fix pwntools shellcraft SSTI vulnerability by Arusekk · Pull Request #1732 · Gallopsled/pwntools · GitHub
Patch;Third Party Advisory
https://github.com/Gallopsled/pwntools/issues/1427

Shellcraft generation fails with strings that contains end of multiline comment · Issue #1427 · Gallopsled/pwntools · GitHub
Exploit;Issue Tracking;Third Party Advisory
https://snyk.io/vuln/SNYK-PYTHON-PWNTOOLS-1047345

Improper Control of Generation of Code ('Code Injection') in pwntools | Snyk
Exploit;Patch;Third Party Advisory

Products affected by CVE-2020-28468

Pwntools Project » Pwntools
Versions before (<) 4.3.1
cpe:2.3:a:pwntools_project:pwntools:*:*:*:*:*:*:*:*
Matching versions