GNOME Evolution/Evolution Data Server camel-gpg-context.c gpg_ctx_add_recipient information disclosure

Summaryinfo

A vulnerability categorized as problematic has been discovered in GNOME Evolution and Evolution Data Server. This issue affects the function gpg_ctx_add_recipient of the file camel/camel-gpg-context.c. The manipulation results in information disclosure. This vulnerability was named CVE-2013-4166. The attack may be performed from remote. There is no available exploit. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability classified as problematic has been found in GNOME Evolution and Evolution Data Server (affected version unknown). Affected is the function gpg_ctx_add_recipient of the file camel/camel-gpg-context.c. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. CVE summarizes:

The gpg_ctx_add_recipient function in camel/camel-gpg-context.c in GNOME Evolution 3.8.4 and earlier and Evolution Data Server 3.9.5 and earlier does not properly select the GPG key to use for email encryption, which might cause the email to be encrypted with the wrong key and allow remote attackers to obtain sensitive information.

The weakness was presented 04/21/2023 as RHSA-2013:1540. The advisory is shared for download at git.gnome.org. This vulnerability is traded as CVE-2013-4166 since 06/12/2013. The exploitability is told to be difficult. 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 T1592.

The vulnerability scanner Nessus provides a plugin with the ID 79158 (CentOS 6 : cheese / control-center / ekiga / evolution / evolution-data-server / etcgnome-panel / etc (CESA-2013:1540)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 195988 (Ubuntu Security Notification for Evolution-data-server Vulnerability (USN-1922-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.gnome.org.

The vulnerability is also documented in the vulnerability database at Tenable (79158). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• GNOME

Name

• Evolution
• Evolution Data Server

License

• open-source

Website

• Vendor: https://www.gnome.org/

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VulDB is the best source for vulnerability data and more expert information about this specific topic.

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