VDB-102832 · CVE-2015-3315 · RHSA-2015:1083

Automatic Bug Reporting Tool /etc/os-release link following

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Automatic Bug Reporting Tool. This issue affects some unknown processing of the file /etc/os-release. Executing a manipulation can lead to link following. This vulnerability is tracked as CVE-2015-3315. The attack is restricted to local execution. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Automatic Bug Reporting Tool (Reporting Software) (affected version not known). It has been declared as problematic. This vulnerability affects some unknown functionality of the file /etc/os-release. 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. CVE summarizes:

Automatic Bug Reporting Tool (ABRT) allows local users to read, change the ownership of, or have other unspecified impact on arbitrary files via a symlink attack on (1) /var/tmp/abrt/*/maps, (2) /tmp/jvm-*/hs_error.log, (3) /proc/*/exe, (4) /etc/os-release in a chroot, or (5) an unspecified root directory related to librpm.

The bug was discovered 04/15/2015. The weakness was disclosed 06/26/2017 by Andy (oss-sec). The advisory is shared for download at openwall.com. This vulnerability was named CVE-2015-3315 since 04/16/2015. The attack needs to be approached locally. A single authentication is required for exploitation. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as highly functional. The vulnerability was handled as a non-public zero-day exploit for at least 61 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 84197 (CentOS 7 : abrt (CESA-2015:1083)), 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 155249 (Oracle Enterprise Linux Security Update for abrt (ELSA-2015-1210)).

Upgrading 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 (44097), Tenable (84197) and SecurityFocus (BID 75117†). The entries VDB-102812, VDB-102813, VDB-102815 and VDB-102830 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Reporting Software

Name

Automatic Bug Reporting Tool

License

open-source

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

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 84197
Nessus Name: CentOS 7 : abrt (CESA-2015:1083)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 80056
OpenVAS Name: Oracle Linux Local Check: ELSA-2015-1210
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

MetaSploit ID: abrt_raceabrt_priv_esc.rb
MetaSploit Name: ABRT raceabrt Privilege Escalation
MetaSploit File: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

04/15/2015 🔍
04/16/2015 +1 days 🔍
06/10/2015 +55 days 🔍
06/15/2015 +5 days 🔍
06/16/2015 +1 days 🔍
06/26/2017 +741 days 🔍
06/26/2017 +0 days 🔍
06/27/2017 +1 days 🔍
11/22/2024 +2705 days 🔍

Sourcesinfo

Advisory: RHSA-2015:1083
Researcher: Tavis Oramandy (Andy)
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3315 (🔍)
GCVE (CVE): GCVE-0-2015-3315
GCVE (VulDB): GCVE-100-102832
SecurityFocus: 75117 - abrt CVE-2015-3315 Multiple Local Privilege Escalation Vulnerabilities

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

Entryinfo

Created: 06/27/2017 02:49
Updated: 11/22/2024 22:57
Changes: 06/27/2017 02:49 (71), 10/20/2019 16:10 (14), 12/29/2020 18:31 (2), 12/09/2022 09:28 (4), 12/09/2022 09:30 (1), 12/09/2022 09:31 (1), 11/22/2024 22:57 (16)
Complete: 🔍
Cache ID: 216::103

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