GNU binutils up to 2.29 libbfd bfd/vms-alpha.c alpha_vms_object_p out-of-bounds write

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability has been found in GNU binutils up to 2.29 and classified as critical. Impacted is the function alpha_vms_object_p of the file bfd/vms-alpha.c of the component libbfd. Performing a manipulation results in out-of-bounds write. This vulnerability is known as CVE-2017-12450. Attacking locally is a requirement. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability, which was classified as critical, was found in GNU binutils up to 2.29 (Programming Tool Software). This affects the function alpha_vms_object_p of the file bfd/vms-alpha.c of the component libbfd. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

The alpha_vms_object_p function in bfd/vms-alpha.c in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.29 and earlier, allows remote attackers to cause an out of bounds heap write and possibly achieve code execution via a crafted vms alpha file.

The bug was discovered 07/21/2017. The weakness was published 08/04/2017 (Website). It is possible to read the advisory at sourceware.org. This vulnerability is uniquely identified as CVE-2017-12450 since 08/04/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 105225 (openSUSE Security Update : binutils (openSUSE-2017-1330)), 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 277638 (Fedora Security Update for binutils (FEDORA-2019-ba3cbcfd20)).

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

The vulnerability is also documented in the databases at Tenable (105225) and SecurityFocus (BID 100499†). Similar entries are available at VDB-98231, VDB-98373, VDB-99063 and VDB-99064. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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: 105225
Nessus Name: openSUSE Security Update : binutils (openSUSE-2017-1330)
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: 🔍

Timelineinfo

07/21/2017 🔍
08/04/2017 +14 days 🔍
08/04/2017 +0 days 🔍
08/04/2017 +0 days 🔍
08/05/2017 +1 days 🔍
08/27/2017 +22 days 🔍
12/02/2017 +97 days 🔍
12/14/2017 +12 days 🔍
01/07/2021 +1120 days 🔍

Sourcesinfo

Vendor: gnu.org

Advisory: sourceware.org
Researcher: Nick Clifton
Status: Confirmed

CVE: CVE-2017-12450 (🔍)
GCVE (CVE): GCVE-0-2017-12450
GCVE (VulDB): GCVE-100-104835
SecurityFocus: 100499 - GNU Binutils CVE-2017-13710 Remote Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 08/05/2017 20:12
Updated: 01/07/2021 11:01
Changes: 08/05/2017 20:12 (73), 11/03/2019 16:44 (5), 01/07/2021 11:01 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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