CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.8 | $0-$5k | 0.00 |
A vulnerability was found in Ledger-CLI 3.1.1. It has been classified as critical. Affected is an unknown function of the component Parser. The manipulation as part of a Journal File leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
An exploitable buffer overflow vulnerability exists in the tag parsing functionality of Ledger-CLI 3.1.1. A specially crafted journal file can cause an integer underflow resulting in code execution. An attacker can construct a malicious journal file to trigger this vulnerability.
The bug was discovered 08/30/2017. The weakness was shared 09/05/2017 by Cisco with Cisco Talos (Website). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2017-2807 since 12/01/2016. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available.
The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 103482 (FreeBSD : ledger -- multiple vulnerabilities (d843a984-7f22-484f-ba81-483ddbe30dc3)), 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.
Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at Tenable (103482) and SecurityFocus (BID 100543†). The entry VDB-106135 is related to this item.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.9VulDB Meta Temp Score: 6.8
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CNA Base Score: 7.5
CNA Vector (Talos): 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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VulDB Reliability: 🔍
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: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 103482
Nessus Name: FreeBSD : ledger -- multiple vulnerabilities (d843a984-7f22-484f-ba81-483ddbe30dc3)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Timeline
12/01/2016 🔍08/30/2017 🔍
08/30/2017 🔍
09/05/2017 🔍
09/05/2017 🔍
09/06/2017 🔍
09/26/2017 🔍
09/27/2017 🔍
12/27/2022 🔍
Sources
Advisory: securityfocus.com⛔Researcher: Cory Duplantis (Cisco)
Organization: Cisco Talos
Status: Not defined
CVE: CVE-2017-2807 (🔍)
SecurityFocus: 100543 - Ledger CLI CVE-2017-2807 Remote Code Execution Vulnerability
See also: 🔍
Entry
Created: 09/06/2017 08:57 AMUpdated: 12/27/2022 07:04 PM
Changes: 09/06/2017 08:57 AM (63), 11/13/2019 08:20 AM (12), 01/11/2021 07:01 AM (2), 12/27/2022 07:04 PM (13)
Complete: 🔍
Cache ID: 18:F3E:40
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