GD up to 7.1.29/7.2.18/7.3.5 MIME Header iconv_mime_decode_headers out-of-bounds

Summaryinfo

A vulnerability categorized as critical has been discovered in GD up to 7.1.29/7.2.18/7.3.5. The affected element is the function iconv_mime_decode_headers of the component MIME Header Handler. Executing a manipulation can lead to out-of-bounds. This vulnerability appears as CVE-2019-11039. The attack may be performed from remote. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in GD up to 7.1.29/7.2.18/7.3.5. This vulnerability affects the function iconv_mime_decode_headers of the component MIME Header Handler. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Function iconv_mime_decode_headers() in versions 7.1.x below 7.1.30, 7.2.x below 7.2.19 and 7.3.x below 7.3.6 may perform out-of-buffer read due to integer overflow when parsing MIME headers. This may lead to information disclosure or crash.

The weakness was presented 06/19/2019 (Website). The advisory is shared for download at bugs.php.net. This vulnerability was named CVE-2019-11039 since 04/09/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The commercial vulnerability scanner Qualys is able to test this issue with plugin 197487 (Ubuntu Security Notification for Php7.0, Php7.2 Vulnerabilities (USN-4009-1)).

Upgrading to version 7.1.30, 7.2.18 or 7.3.6 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 108177†). See VDB-131531, VDB-131532, VDB-131533 and VDB-131534 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

• GD

Version

• 7.1.0
• 7.1.1
• 7.1.2
• 7.1.3
• 7.1.4
• 7.1.5
• 7.1.6
• 7.1.7
• 7.1.8
• 7.1.9
• 7.1.10
• 7.1.11
• 7.1.12
• 7.1.13
• 7.1.14
• 7.1.15
• 7.1.16
• 7.1.17
• 7.1.18
• 7.1.19
• 7.1.20
• 7.1.21
• 7.1.22
• 7.1.23
• 7.1.24
• 7.1.25
• 7.1.26
• 7.1.27
• 7.1.28
• 7.1.29
• 7.2.0
• 7.2.1
• 7.2.2
• 7.2.3
• 7.2.4
• 7.2.5
• 7.2.6
• 7.2.7
• 7.2.8
• 7.2.9
• 7.2.10
• 7.2.11
• 7.2.12
• 7.2.13
• 7.2.14
• 7.2.15
• 7.2.16
• 7.2.17
• 7.2.18
• 7.3.0
• 7.3.1
• 7.3.2
• 7.3.3
• 7.3.4
• 7.3.5

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

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

Discussion