Nextcloud Mail up to 1.12.6/1.13.5 CSS Minifier css_optimiser.php server-side request forgery

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Nextcloud Mail up to 1.12.6/1.13.5. It has been declared as critical. This impacts an unknown function of the file /vendor/cerdic/css-tidy/css_optimiser.php of the component CSS Minifier. Such manipulation leads to server-side request forgery. This vulnerability is referenced as CVE-2022-31132. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Nextcloud Mail up to 1.12.6/1.13.5 (Cloud Software) and classified as critical. Affected by this issue is some unknown processing of the file /vendor/cerdic/css-tidy/css_optimiser.php of the component CSS Minifier. The manipulation with an unknown input leads to a server-side request forgery vulnerability. Using CWE to declare the problem leads to CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Nextcloud Mail is an email application for the nextcloud personal cloud product. Affected versions shipped with a CSS minifier on the path `./vendor/cerdic/css-tidy/css_optimiser.php`. Access to the minifier is unrestricted and access may lead to Server-Side Request Forgery (SSRF). It is recommendet to upgrade to Mail 1.12.7 or Mail 1.13.6. Users unable to upgrade may manually delete the file located at `./vendor/cerdic/css-tidy/css_optimiser.php`

The weakness was published 08/05/2022 as GHSA-24pm-rjfv-23mh. The advisory is available at github.com. This vulnerability is handled as CVE-2022-31132 since 05/18/2022. Technical details are known, but there is no available exploit.

By approaching the search of inurl:vendor/cerdic/css-tidy/css_optimiser.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.12.7 or 1.13.6 eliminates this vulnerability.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 8.3
CNA Vector (GitHub, Inc.): 🔍

CVSSv2info

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

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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: Mail 1.12.7/1.13.6

Timelineinfo

05/18/2022 🔍
08/04/2022 +78 days 🔍
08/05/2022 +0 days 🔍
08/05/2022 +0 days 🔍

Sourcesinfo

Advisory: GHSA-24pm-rjfv-23mh
Status: Confirmed

CVE: CVE-2022-31132 (🔍)
GCVE (CVE): GCVE-0-2022-31132
GCVE (VulDB): GCVE-100-205610

Entryinfo

Created: 08/05/2022 01:48
Changes: 08/05/2022 01:48 (53)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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