GNU binutils 2.29.1 libbfd elf-properties.c bfd_elf_parse_gnu_properties File Descriptor out-of-bounds

CVSS Meta Temp Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in GNU binutils 2.29.1. This affects the function bfd_elf_parse_gnu_properties of the file elf-properties.c of the component libbfd. Such manipulation as part of File Descriptor leads to out-of-bounds. This vulnerability is documented as CVE-2017-16829. The attack can be executed remotely. There is not any exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in GNU binutils 2.29.1 (Programming Tool Software) and classified as critical. Affected by this issue is the function bfd_elf_parse_gnu_properties of the file elf-properties.c of the component libbfd. The manipulation as part of a File Descriptor leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The _bfd_elf_parse_gnu_properties function in elf-properties.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29.1, does not prevent negative pointers, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) or possibly have unspecified other impact via a crafted ELF file.

The bug was discovered 11/17/2017. The weakness was released 11/15/2017 as Bug 22307 as confirmed bug report (Bugzilla). The advisory is shared for download at sourceware.org. This vulnerability is handled as CVE-2017-16829 since 11/15/2017. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 118337 (openSUSE Security Update : binutils (openSUSE-2018-1222)), 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 171641 (SUSE Enterprise Linux Security Update for binutils (SUSE-SU-2018:3207-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 2 years after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (118337) and SecurityFocus (BID 104021†). Entries connected to this vulnerability are available at VDB-98228, VDB-98229, VDB-98231 and VDB-98335. Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 118337
Nessus Name: openSUSE Security Update : binutils (openSUSE-2018-1222)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: cf54ebff3b7361989712fd9c0128a9b255578163

Timelineinfo

11/15/2017 🔍
11/15/2017 +0 days 🔍
11/15/2017 +0 days 🔍
11/16/2017 +1 days 🔍
11/17/2017 +1 days 🔍
04/29/2018 +163 days 🔍
10/23/2018 +177 days 🔍
10/24/2018 +1 days 🔍
01/10/2023 +1539 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: Bug 22307
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-16829 (🔍)
GCVE (CVE): GCVE-0-2017-16829
GCVE (VulDB): GCVE-100-109436
SecurityFocus: 104021 - GNU Binutils CVE-2018-10535 Remote Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 11/16/2017 10:46
Updated: 01/10/2023 14:11
Changes: 11/16/2017 10:46 (72), 12/06/2019 17:42 (13), 01/10/2023 14:11 (4)
Complete: 🔍
Cache ID: 216::103

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