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

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

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 Tenable (84197) and Exploit-DB (44097). The entries 102812, 102813, 102815 and 102830 are pretty similar.

Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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

AVACAuCIA
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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
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Highly functional
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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 🔍
12/09/2022 +1991 days 🔍

Sourcesinfo

Advisory: RHSA-2015:1083
Researcher: Tavis Oramandy (Andy)
Status: Not defined
Confirmation: 🔍

CVE: CVE-2015-3315 (🔍)
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: 12/09/2022 09:31
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)
Complete: 🔍

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