elfutils 0.168 ELF File readelf.c handle_gnu_hash memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in elfutils 0.168. This issue affects the function handle_gnu_hash of the file readelf.c of the component ELF File Handler. Executing a manipulation can lead to memory corruption. This vulnerability is handled as CVE-2017-7607. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in elfutils 0.168. It has been declared as problematic. This vulnerability affects the function handle_gnu_hash of the file readelf.c of the component ELF File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect availability. CVE summarizes:

The handle_gnu_hash function in readelf.c in elfutils 0.168 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a crafted ELF file.

The bug was discovered 04/03/2017. The weakness was released 04/09/2017 by Agostino Sarubbo with Gentoo (Website). The advisory is available at blogs.gentoo.org. This vulnerability was named CVE-2017-7607 since 04/09/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 100190 (Fedora 25 : elfutils (2017-5e4fb05a0a)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 197158 (Ubuntu Security Notification for Elfutils Vulnerabilities (USN-3670-1)).

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

The vulnerability is also documented in the databases at Tenable (100190) and SecurityFocus (BID 98608†). Entries connected to this vulnerability are available at VDB-98436, VDB-98437, VDB-99467 and VDB-99468. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: 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: 100190
Nessus Name: Fedora 25 : elfutils (2017-5e4fb05a0a)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for elfutils FEDORA-2017-5e4fb05a0a
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Timelineinfo

04/03/2017 🔍
04/09/2017 +6 days 🔍
04/09/2017 +0 days 🔍
04/09/2017 +0 days 🔍
04/09/2017 +0 days 🔍
04/09/2017 +0 days 🔍
05/12/2017 +33 days 🔍
05/16/2017 +4 days 🔍
11/28/2022 +2022 days 🔍

Sourcesinfo

Advisory: FEDORA-2017-5e4fb05a0a
Researcher: Agostino Sarubbo
Organization: Gentoo
Status: Not defined

CVE: CVE-2017-7607 (🔍)
GCVE (CVE): GCVE-0-2017-7607
GCVE (VulDB): GCVE-100-99466
SecurityFocus: 98608 - elfutils CVE-2017-7607 Remote Denial of Service Vulnerability

See also: 🔍

Entryinfo

Created: 04/09/2017 21:16
Updated: 11/28/2022 07:54
Changes: 04/09/2017 21:16 (75), 10/13/2019 14:36 (7), 11/28/2022 07:49 (4), 11/28/2022 07:54 (1)
Complete: 🔍
Cache ID: 216:E6D:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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