VDB-9352 · OSVDB 94868

cPanel WHM up to 11.38.0.8 Restore Full Backup symlink

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.0$0-$5k0.00

A vulnerability classified as critical was found in cPanel WHM up to 11.38.0.8 (Hosting Control Software). This vulnerability affects an unknown function of the component Restore Full Backup. The manipulation with an unknown input leads to a symlink vulnerability. The CWE definition for the vulnerability is CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. As an impact it is known to affect confidentiality, and integrity.

The weakness was disclosed 05/22/2013 with Rack911 as not defined blog post (Website). The advisory is shared for download at blog.rack911.com. The public release happened without coordination with the vendor. The attack can be initiated remotely. The successful exploitation requires a single authentication. Technical details are unknown but a public exploit is available.

After immediately, there has been an exploit disclosed. It is declared as proof-of-concept.

The blog post contains the following remark:

tar -ztvf archive.tar.gz | grep ‘ -> ‘ |grep -v public_html
Before restoring the archive, it is advised to check for available symlink attacks.

The entry 9348 is pretty similar.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.4
VulDB Temp Score: 5.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
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: 🔍
Exploit Delay Time: 🔍

Timelineinfo

05/22/2013 🔍
05/22/2013 +0 days 🔍
07/09/2013 +48 days 🔍
06/07/2017 +1429 days 🔍

Sourcesinfo

Advisory: blog.rack911.com
Organization: Rack911
Status: Not defined
OSVDB: 94868

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 07/09/2013 15:51
Updated: 06/07/2017 15:07
Changes: 07/09/2013 15:51 (46), 06/07/2017 15:07 (2)
Complete: 🔍
Committer: olku

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