GNU binutils up to 2.30 libbfd aoutx.h aout_32_swap_std_reloc_out denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.1$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in GNU binutils up to 2.30 (Programming Tool Software). Affected by this issue is the function aout_32_swap_std_reloc_out of the file aoutx.h of the component libbfd. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

The aout_32_swap_std_reloc_out function in aoutx.h in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils before 2.31, allows remote attackers to cause a denial of service (segmentation fault and application crash) via a crafted file, as demonstrated by objcopy.

The bug was discovered 07/18/2018. The weakness was published 03/07/2019. This vulnerability is handled as CVE-2018-14038 since 07/13/2018. The attack may be launched remotely. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability was handled as a non-public zero-day exploit for at least 232 days. During that time the estimated underground price was around $0-$5k.

Upgrading to version 2.31 eliminates this vulnerability.

Productinfo

Type

Vendor

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: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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: binutils 2.31

Timelineinfo

07/13/2018 🔍
07/18/2018 +5 days 🔍
03/07/2019 +232 days 🔍
03/08/2019 +1 days 🔍
07/29/2023 +1604 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: git.hunter-ht.cn
Status: Not defined

CVE: CVE-2018-14038 (🔍)

Entryinfo

Created: 03/08/2019 06:48
Updated: 07/29/2023 10:07
Changes: 03/08/2019 06:48 (43), 05/14/2020 12:16 (1), 07/29/2023 10:04 (2), 07/29/2023 10:07 (7)
Complete: 🔍

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