elfutils up to 0.167 elf_getdata.c _libelf_set_rawdata_wrlock 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 has been found in elfutils up to 0.167 and classified as problematic. This impacts the function _libelf_set_rawdata_wrlock of the file elf_getdata.c. This manipulation causes memory corruption. This vulnerability is tracked as CVE-2016-10255. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability has been found in elfutils up to 0.167 and classified as problematic. Affected by this vulnerability is the function _libelf_set_rawdata_wrlock of the file elf_getdata.c. 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. The summary by CVE is:

The __libelf_set_rawdata_wrlock function in elf_getdata.c in elfutils before 0.168 allows remote attackers to cause a denial of service (crash) via a crafted (1) sh_off or (2) sh_size ELF header value, which triggers a memory allocation failure.

The bug was discovered 11/04/2016. The weakness was disclosed 03/23/2017 (Website). The advisory is shared at lists.fedorahosted.org. This vulnerability is known as CVE-2016-10255 since 03/22/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 139 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 110382 (Ubuntu 14.04 LTS / 16.04 LTS : elfutils vulnerabilities (USN-3670-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu 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 to version 0.168 eliminates this vulnerability. A possible mitigation has been published 2 years after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (110382). The entries VDB-98436 and VDB-99466 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

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: 110382
Nessus Name: Ubuntu 14.04 LTS / 16.04 LTS : elfutils vulnerabilities (USN-3670-1)
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: 🔍

Upgrade: elfutils 0.168

Timelineinfo

11/04/2016 🔍
03/22/2017 +138 days 🔍
03/23/2017 +1 days 🔍
03/23/2017 +0 days 🔍
03/24/2017 +1 days 🔍
06/05/2018 +438 days 🔍
06/06/2018 +1 days 🔍
11/14/2022 +1622 days 🔍

Sourcesinfo

Advisory: USN-3670-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2016-10255 (🔍)
GCVE (CVE): GCVE-0-2016-10255
GCVE (VulDB): GCVE-100-98437
OSVDB: - CVE-2016-10255 - elfutils - Denial of Service Issue

See also: 🔍

Entryinfo

Created: 03/24/2017 07:26
Updated: 11/14/2022 14:21
Changes: 03/24/2017 07:26 (74), 09/12/2020 16:27 (3), 11/14/2022 14:21 (4)
Complete: 🔍
Cache ID: 216:5E6:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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