GNU binutils 2.29 libbfd dwarf.c process_debug_info File Descriptor numeric error

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in GNU binutils 2.29 and classified as problematic. The affected element is the function process_debug_info of the file dwarf.c of the component libbfd. Such manipulation as part of File Descriptor leads to numeric error. This vulnerability is referenced as CVE-2017-14934. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in GNU binutils 2.29 (Programming Tool Software). Affected by this issue is the function process_debug_info of the file dwarf.c of the component libbfd. The manipulation as part of a File Descriptor leads to a numeric error vulnerability. Using CWE to declare the problem leads to CWE-189. Impacted is availability. CVE summarizes:

process_debug_info in dwarf.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29, allows remote attackers to cause a denial of service (infinite loop) via a crafted ELF file that contains a negative size value in a CU structure.

The bug was discovered 09/27/2017. The weakness was published 09/30/2017 as Bug 22219 as not defined bug report (Bugzilla). The advisory is shared for download at sourceware.org. This vulnerability is handled as CVE-2017-14934 since 09/29/2017. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 111916 (Photon OS 1.0: Binutils PHSA-2018-1.0-0104 (deprecated)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family PhotonOS Local Security Checks and running in the context l.

A possible mitigation has been published 5 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (111916) and SecurityFocus (BID 101204†). Similar entries are available at VDB-105827, VDB-107296, VDB-107298 and VDB-107302. 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: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.3
VulDB Temp Score: 3.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
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: 111916
Nessus Name: Photon OS 1.0: Binutils PHSA-2018-1.0-0104 (deprecated)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

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

Patch: 19485196044b2521af979f1e5c4a89bfb90fba0b

Timelineinfo

09/27/2017 🔍
09/27/2017 +0 days 🔍
09/29/2017 +2 days 🔍
09/29/2017 +0 days 🔍
09/30/2017 +1 days 🔍
09/30/2017 +0 days 🔍
02/01/2018 +124 days 🔍
08/17/2018 +197 days 🔍
12/30/2022 +1596 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: Bug 22219
Researcher: skysider
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-14934 (🔍)
GCVE (CVE): GCVE-0-2017-14934
GCVE (VulDB): GCVE-100-107300
SecurityFocus: 101204 - GNU Binutils 'process_debug_info()' Function Remote Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 09/30/2017 11:34
Updated: 12/30/2022 13:07
Changes: 09/30/2017 11:34 (70), 11/20/2019 19:18 (9), 01/14/2021 19:38 (2), 12/30/2022 13:07 (2)
Complete: 🔍
Cache ID: 216::103

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