CVE-2017-7555

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 5.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-08-17 · updated 2026-06-17
Weakness: CWE-122

Description

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.

Affected products

Red Hat, Inc. augeas: through 1.8.0

References

http://www.debian.org/security/2017/dsa-3949
http://www.securityfocus.com/bid/100378
https://access.redhat.com/errata/RHSA-2017:2788
https://access.redhat.com/errata/RHSA-2019:2403
https://github.com/hercules-team/augeas/pull/480
https://puppet.com/security/cve/cve-2017-7555
http://www.debian.org/security/2017/dsa-3949
http://www.securityfocus.com/bid/100378
https://access.redhat.com/errata/RHSA-2017:2788
https://access.redhat.com/errata/RHSA-2019:2403
https://github.com/hercules-team/augeas/pull/480
https://puppet.com/security/cve/cve-2017-7555

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