uftpd FTP Server 2.7/2.8/2.9/2.10 common.c compose_abspath pathname traversal

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in uftpd FTP Server 2.7/2.8/2.9/2.10. It has been rated as critical. Affected by this issue is the function compose_abspath of the file common.c. The manipulation leads to pathname traversal. This vulnerability is uniquely identified as CVE-2020-20277. The attack is possible to be carried out remotely. Moreover, an exploit is present. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in uftpd FTP Server 2.7/2.8/2.9/2.10 (File Transfer Software). It has been rated as critical. This issue affects the function compose_abspath of the file common.c. The manipulation with an unknown input leads to a pathname traversal vulnerability. Using CWE to declare the problem leads to CWE-21. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 12/19/2020. It is possible to read the advisory at arinerron.com. The identification of this vulnerability is CVE-2020-20277. Technical details as well as a public exploit are known. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

The exploit is available at exploit-db.com. It is declared as proof-of-concept.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at Exploit-DB (51000). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Pathname traversal
CWE: CWE-21 / CWE-22
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

12/19/2020 🔍
12/19/2020 +0 days 🔍
09/01/2024 +1352 days 🔍

Sourcesinfo

Advisory: arinerron.com
Status: Not defined

CVE: CVE-2020-20277 (🔍)
GCVE (CVE): GCVE-0-2020-20277
GCVE (VulDB): GCVE-100-166607
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 12/19/2020 08:03
Updated: 09/01/2024 21:29
Replaces Duplicates: 🔍
Changes: 12/19/2020 08:03 (40), 06/04/2022 10:52 (4), 09/01/2024 21:29 (23)
Complete: 🔍
Cache ID: 216::103

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