pwntools up to 4.3.0 Shellcraft Generator injection

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in pwntools up to 4.3.0. The impacted element is an unknown function of the component Shellcraft Generator. This manipulation causes injection. The identification of this vulnerability is CVE-2020-28468. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in pwntools up to 4.3.0 and classified as critical. Affected by this vulnerability is some unknown functionality of the component Shellcraft Generator. The manipulation with an unknown input leads to a injection vulnerability. The CWE definition for the vulnerability is CWE-74. 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. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was shared 01/08/2021 as SNYK-PYTHON-PWNTOOLS-1047345. The advisory is shared at snyk.io. This vulnerability is known as CVE-2020-28468. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1055 for this issue.

Upgrading to version 4.3.1 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Injection
CWE: CWE-74 / CWE-707 / CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: pwntools 4.3.1
Patch: github.com

Timelineinfo

11/12/2020 🔍
01/08/2021 +57 days 🔍
01/08/2021 +0 days 🔍
02/10/2021 +33 days 🔍

Sourcesinfo

Advisory: SNYK-PYTHON-PWNTOOLS-1047345
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-28468 (🔍)
GCVE (CVE): GCVE-0-2020-28468
GCVE (VulDB): GCVE-100-167449

Entryinfo

Created: 01/08/2021 15:28
Updated: 02/10/2021 11:04
Changes: 01/08/2021 15:28 (40), 02/10/2021 11:02 (5), 02/10/2021 11:04 (19)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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