Vulnerability CVE-2017-2807
Published: 2017-09-05   Modified: 2017-09-06

Description:
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.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Ledger-cli -> Ledger 

 References:
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00031.html
http://www.securityfocus.com/bid/100543
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0303
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