Automatic Bug Reporting Tool up to 2.7.0 abrt-hook-ccpp abrt-hax-coredump link following

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

Summaryinfo

A vulnerability classified as problematic has been found in Automatic Bug Reporting Tool up to 2.7.0. This issue affects some unknown processing of the file /var/tmp/abrt/abrt-hax-coredump of the component abrt-hook-ccpp. This manipulation causes link following. This vulnerability is registered as CVE-2015-5287. Furthermore, an exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Automatic Bug Reporting Tool up to 2.7.0 (Reporting Software). Affected by this vulnerability is some unknown processing of the file /var/tmp/abrt/abrt-hax-coredump of the component abrt-hook-ccpp. The manipulation with an unknown input leads to a link following vulnerability. The CWE definition for the vulnerability is CWE-59. The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The abrt-hook-ccpp help program in Automatic Bug Reporting Tool (ABRT) before 2.7.1 allows local users with certain permissions to gain privileges via a symlink attack on a file with a predictable name, as demonstrated by /var/tmp/abrt/abrt-hax-coredump or /var/spool/abrt/abrt-hax-coredump.

The weakness was published 12/07/2015 by Philip Pettersson with Samsung (Website). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2015-5287 since 07/01/2015. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

A public exploit has been developed by rebel in Python and been published even before and not after the advisory. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 87160 (CentOS 7 : abrt / libreport (CESA-2015:2505)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124523 (CentOS Security Update for libreport (CESA-2015:2505)).

Upgrading to version 2.7.1 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (38832), Tenable (87160) and SecurityFocus (BID 78137†). Similar entries are available at VDB-79434 and VDB-79436. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Link following
CWE: CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: rebel
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 87160
Nessus Name: CentOS 7 : abrt / libreport (CESA-2015:2505)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2015-2505
OpenVAS File: 🔍
OpenVAS Family: 🔍

Saint ID: exploit_info/abrt_sosreport_local_root
Saint Name: ABRT/sosreport privilege elevation

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Automatic Bug Reporting Tool 2.7.1
Patch: github.com

Timelineinfo

07/01/2015 🔍
11/23/2015 +145 days 🔍
12/01/2015 +8 days 🔍
12/01/2015 +0 days 🔍
12/01/2015 +0 days 🔍
12/02/2015 +1 days 🔍
12/07/2015 +5 days 🔍
12/07/2015 +0 days 🔍
12/08/2015 +1 days 🔍
11/23/2024 +3273 days 🔍

Sourcesinfo

Advisory: RHSA-2015:2505
Researcher: Philip Pettersson
Organization: Samsung
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5287 (🔍)
GCVE (CVE): GCVE-0-2015-5287
GCVE (VulDB): GCVE-100-79435
SecurityFocus: 78137 - abrt '/var/spool/abrt' Local Privilege Escalation Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 12/08/2015 10:30
Updated: 11/23/2024 20:53
Changes: 12/08/2015 10:30 (57), 04/27/2018 09:35 (25), 06/28/2022 15:50 (4), 06/28/2022 15:55 (1), 06/28/2022 16:01 (1), 11/23/2024 20:53 (14)
Complete: 🔍
Cache ID: 216::103

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