Buffer overflow in Ledger Cli
CVE-2017-2807
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.
Vulnerability class: Buffer Overflow
EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Ledger Cli — versions 3.1.1
- Ledger-cli Ledger — versions 3.1.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- talos-cna@cisco.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- talos-cna@cisco.com (vendor-advisory, x_refsource_SUSE)
- talos-cna@cisco.com (vendor-advisory, x_refsource_SUSE)
- talos-cna@cisco.com (vendor-advisory, x_refsource_GENTOO)
- talos-cna@cisco.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2017-2807?
- CVE-2017-2807 is a high-severity vulnerability in Ledger Cli, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-09-05.
- How severe is CVE-2017-2807?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-2807 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.