CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.9 | $0-$5k | 0.00 |
A vulnerability was found in LibOFX 0.9.11. It has been declared as critical. Affected by this vulnerability is an unknown part of the component Parser. The manipulation as part of a OFX File 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 confidentiality, integrity, and availability. The summary by CVE is:
An exploitable buffer overflow vulnerability exists in the tag parsing functionality of LibOFX 0.9.11. A specially crafted OFX file can cause a write out of bounds resulting in a buffer overflow on the stack. An attacker can construct a malicious OFX file to trigger this vulnerability.
The bug was discovered 09/13/2017. The weakness was published 09/13/2017 by Cisco with Cisco Talos (Website). The advisory is shared at securityfocus.com. This vulnerability is known as CVE-2017-2816 since 12/01/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available.
The vulnerability scanner Nessus provides a plugin with the ID 103524 (FreeBSD : libofx -- exploitable buffer overflow (58fafead-cd13-472f-a9bd-d0173ba1b04c)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277283 (Fedora Security Update for libofx (FEDORA-2018-1b3a73b45f)).
Upgrading eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (103524) and SecurityFocus (BID 100828†). Similar entry is available at VDB-107545.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 8.0VulDB Meta Temp Score: 7.9
VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔍
CNA Base Score: 8.8
CNA Vector (Talos): 🔍
CVSSv2
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VulDB Base Score: 🔍
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NVD Base Score: 🔍
Exploiting
Class: Memory corruptionCWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Nessus ID: 103524
Nessus Name: FreeBSD : libofx -- exploitable buffer overflow (58fafead-cd13-472f-a9bd-d0173ba1b04c)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
OpenVAS ID: 860784
OpenVAS Name: Fedora Update for libofx FEDORA-2018-4a2b875d6b
OpenVAS File: 🔍
OpenVAS Family: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
12/01/2016 🔍09/13/2017 🔍
09/13/2017 🔍
09/13/2017 🔍
09/13/2017 🔍
09/14/2017 🔍
09/27/2017 🔍
09/28/2017 🔍
12/28/2022 🔍
Sources
Advisory: DLA 1192-1⛔Researcher: Cory Duplantis (Cisco)
Organization: Cisco Talos
Status: Not defined
CVE: CVE-2017-2816 (🔍)
SecurityFocus: 100828 - LibOFX CVE-2017-2816 Stack Based Buffer Overflow Vulnerability
See also: 🔍
Entry
Created: 09/14/2017 09:02 AMUpdated: 12/28/2022 02:35 PM
Changes: 09/14/2017 09:02 AM (64), 11/15/2019 10:01 PM (16), 01/12/2021 02:46 PM (2), 12/28/2022 02:33 PM (3), 12/28/2022 02:35 PM (12)
Complete: 🔍
Cache ID: 18:BCE:40
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