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Vulnerability Details : CVE-2017-9227

An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A stack out-of-bounds read occurs in mbc_enc_len() during regular expression searching. Invalid handling of reg->dmin in forward_search_range() could result in an invalid pointer dereference, as an out-of-bounds read from a stack buffer.
Publish Date : 2017-05-24 Last Update Date : 2018-05-04
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- CVSS Scores & Vulnerability Types

CVSS Score
7.5
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 125

- Products Affected By CVE-2017-9227

# Product Type Vendor Product Version Update Edition Language
1 Application Oniguruma Project Oniguruma 6.2.0 * * * Version Details Vulnerabilities
2 Application PHP PHP * * * * Version Details Vulnerabilities
3 Application Ruby-lang Ruby * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Oniguruma Project Oniguruma 1
PHP PHP 1
Ruby-lang Ruby 1

- References For CVE-2017-9227

http://www.securityfocus.com/bid/100538
BID 100538 Oniguruma CVE-2017-9227 Out of Bounds Read Memory Corruption Vulnerability Release Date:2017-10-11
https://access.redhat.com/errata/RHSA-2018:1296
REDHAT RHSA-2018:1296
https://github.com/kkos/oniguruma/issues/58 CONFIRM
https://github.com/kkos/oniguruma/commit/9690d3ab1f9bcd2db8cbe1fe3ee4a5da606b8814 CONFIRM

- Metasploit Modules Related To CVE-2017-9227

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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