GNU binutils 2.29 libbfd dwarf2.c File Descriptor resource management

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

Summaryinfo

A vulnerability classified as problematic was found in GNU binutils 2.29. This affects an unknown part of the file dwarf2.c of the component libbfd. Executing a manipulation as part of File Descriptor can lead to resource management. This vulnerability is handled as CVE-2017-14930. It is possible to launch the attack on the local host. There is not any exploit available.

Detailsinfo

A vulnerability was found in GNU binutils 2.29 (Programming Tool Software). It has been declared as problematic. This vulnerability affects an unknown function of the file dwarf2.c of the component libbfd. The manipulation as part of a File Descriptor leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect availability. CVE summarizes:

Memory leak in decode_line_info in dwarf2.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 (memory consumption) via a crafted ELF file.

The bug was discovered 09/27/2017. The weakness was released 09/30/2017 as Bug 22191 as not defined bug report (Bugzilla). The advisory is shared for download at sourceware.org. This vulnerability was named CVE-2017-14930 since 09/29/2017. The attack can be initiated remotely. No form of authentication is required for a successful 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 vulnerability database at Tenable (111916). Entries connected to this vulnerability are available at VDB-105827, VDB-107298, VDB-107300 and VDB-107302. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
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: 🔍

Timelineinfo

09/27/2017 🔍
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 🔍
06/06/2020 +659 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: Bug 22191
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-14930 (🔍)
GCVE (CVE): GCVE-0-2017-14930
GCVE (VulDB): GCVE-100-107296
See also: 🔍

Entryinfo

Created: 09/30/2017 11:34
Updated: 06/06/2020 18:48
Changes: 09/30/2017 11:34 (67), 06/06/2020 18:48 (7)
Complete: 🔍
Cache ID: 216::103

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

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