Buffer overflow in Augeas
CVE-2017-7555
Augeas versions up to and including 1.8.0 are vulnerable to heap-based buffer overflow due to improper handling of escaped strings. Attacker could send crafted strings that would cause the application using augeas to copy past the end of a buffer, leading to a crash or possible code execution.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.050 (92.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 92nd percentile — 92.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.050 · newest: 0.050 · change: 0.000
Affected products
- Augeas
- Red Hat, Inc. Augeas — versions up to and including 1.8.0
Weakness classification (CWE)
References
- puppet.com/security/cve/cve-2017-7555
- www.securityfocus.com/bid/100378 (VDB Entry, Third Party Advisory, vdb-entry)
- access.redhat.com/errata/RHSA-2017:2788 (vendor-advisory)
- github.com/hercules-team/augeas/pull/480 (Third Party Advisory)
- www.debian.org/security/2017/dsa-3949 (vendor-advisory)
- access.redhat.com/errata/RHSA-2019:2403 (vendor-advisory)
Frequently asked questions
- What is CVE-2017-7555?
- CVE-2017-7555 is a critical-severity vulnerability in Augeas, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2017-08-17.
- How severe is CVE-2017-7555?
- Critical severity. CVSS v3 base score is 9.8 out of 10.