Scrapy 1.4 http11.py resource consumption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in Scrapy 1.4. Affected by this vulnerability is an unknown functionality of the file core/downloader/handlers/http11.py. The manipulation results in resource consumption. This vulnerability was named CVE-2017-14158. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in Scrapy 1.4. Affected is an unknown functionality of the file core/downloader/handlers/http11.py. The manipulation with an unknown input leads to a resource consumption vulnerability. CWE is classifying the issue as CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. This is going to have an impact on availability. CVE summarizes:

Scrapy 1.4 allows remote attackers to cause a denial of service (memory consumption) via large files because arbitrarily many files are read into memory, which is especially problematic if the files are then individually written in a separate thread to a slow storage resource, as demonstrated by interaction between dataReceived (in core/downloader/handlers/http11.py) and S3FilesStore.

The bug was discovered 09/05/2017. The weakness was presented 09/05/2017 (Website). The advisory is shared for download at blog.csdn.net. This vulnerability is traded as CVE-2017-14158 since 09/05/2017. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

09/05/2017 🔍
09/05/2017 +0 days 🔍
09/05/2017 +0 days 🔍
09/05/2017 +0 days 🔍
09/06/2017 +1 days 🔍
12/27/2022 +1938 days 🔍

Sourcesinfo

Advisory: 482
Status: Not defined

CVE: CVE-2017-14158 (🔍)
GCVE (CVE): GCVE-0-2017-14158
GCVE (VulDB): GCVE-100-106128

Entryinfo

Created: 09/06/2017 08:56
Updated: 12/27/2022 18:49
Changes: 09/06/2017 08:56 (54), 05/26/2020 20:33 (1), 12/27/2022 18:49 (3)
Complete: 🔍
Cache ID: 216::103

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