SDL2_image 2.0.3 XCF Image memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.9$0-$5k0.00

A vulnerability was found in SDL2_image 2.0.3 and classified as critical. This issue affects some unknown functionality of the component XCF Image Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An exploitable code execution vulnerability exists in the XCF image rendering functionality of SDL2_image-2.0.3. A specially crafted XCF image can cause a heap overflow, resulting in code execution. An attacker can display a specially crafted image to trigger this vulnerability.

The bug was discovered 10/31/2018. The weakness was released 10/31/2018 (Website). The advisory is shared at talosintelligence.com. The identification of this vulnerability is CVE-2018-3977 since 01/01/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 119141 (openSUSE Security Update : SDL2_image (openSUSE-2018-1466)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 171909 (OpenSUSE Security Update for SDL2_image (openSUSE-SU-2018:3828-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (119141).

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.9

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector (Talos): 🔍

CVSSv2info

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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 119141
Nessus Name: openSUSE Security Update : SDL2_image (openSUSE-2018-1466)
Nessus File: 🔍
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Qualys ID: 🔍
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Threat Intelligenceinfo

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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

01/01/2018 🔍
10/31/2018 +302 days 🔍
10/31/2018 +0 days 🔍
11/01/2018 +0 days 🔍
11/02/2018 +1 days 🔍
11/24/2018 +22 days 🔍
11/26/2018 +2 days 🔍
06/04/2023 +1651 days 🔍

Sourcesinfo

Advisory: USN-4238-1
Status: Confirmed

CVE: CVE-2018-3977 (🔍)

Entryinfo

Created: 11/02/2018 05:28
Updated: 06/04/2023 10:41
Changes: 11/02/2018 05:28 (69), 04/09/2020 16:26 (3), 06/04/2023 10:35 (4), 06/04/2023 10:41 (12)
Complete: 🔍

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