CVE-2017-12883 Detail

Current 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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  9.1 CRITICAL
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://mirror.cucumberlinux.com/cucumber/cucumber-1.0/source/lang-base/perl/patches/CVE-2017-12883.patch Patch  Third Party Advisory 
http://www.debian.org/security/2017/dsa-3982
http://www.securityfocus.com/bid/100852 Third Party Advisory  VDB Entry 
https://bugzilla.redhat.com/show_bug.cgi?id=1492093 Issue Tracking  Patch  Third Party Advisory  VDB Entry 
https://perl5.git.perl.org/perl.git/commitdiff/2be4edede4ae226e2eebd4eff28cedd2041f300f#patch1 Patch  Vendor Advisory 
https://perl5.git.perl.org/perl.git/log/refs/tags/v5.24.3-RC1 Release Notes  Vendor Advisory 
https://perl5.git.perl.org/perl.git/log/refs/tags/v5.26.1-RC1 Release Notes  Vendor Advisory 
https://rt.perl.org/Public/Bug/Display.html?id=131598
https://security.netapp.com/advisory/ntap-20180426-0001/
https://www.oracle.com/security-alerts/cpujul2020.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer cwe source acceptance level NIST  

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-12883
NVD Published Date:
09/19/2017
NVD Last Modified:
07/14/2020
Source:
MITRE