CVE-2017-12883
CRITICAL9.1EPSS 4.7%Published: 9/19/2017Modified: 12/3/2025
Also known as:ALPINE-CVE-2017-12883DEBIAN-CVE-2017-12883
Description
Buffer overflow in the S_grok_bslash_N function in regcomp.c in Perl 5 before 5.24.3-RC1 and 5.26.x before 5.26.1-RC1 allows remote attackers to disclose sensitive information or cause a denial of service (application crash) via a crafted regular expression with an invalid '\N{U+...}' escape.
Affected packages (2)
- Alpine/perlfrom 0, < 5.26.1-r0
- Debian/perlfrom 0, < 5.26.0-8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H |