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

EPSS: 0.050 (91.3th percentile) — read the EPSS interpretation.

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.

Affected products

Weakness classification (CWE)

References

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.