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Vulnerability details: VCID-zvnn-5q6n-aaaj
Vulnerability ID VCID-zvnn-5q6n-aaaj
Aliases CVE-2017-12883
Summary 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.
Status Published
Exploitability 0.5
Weighted Severity 8.2
Risk 4.1
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-125 Out-of-bounds Read
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-12883.html
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-12883.json
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03431 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03594 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.03594 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04043 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04043 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04233 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04233 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04233 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04423 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04648 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04648 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04648 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04648 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.04648 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
epss 0.11494 https://api.first.org/data/v1/epss?cve=CVE-2017-12883
rhbs medium https://bugzilla.redhat.com/show_bug.cgi?id=1492093
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12837
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12883
cvssv2 3.6 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 5.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.4 https://nvd.nist.gov/vuln/detail/CVE-2017-12883
cvssv3 9.1 https://nvd.nist.gov/vuln/detail/CVE-2017-12883
generic_textual Medium https://rt.perl.org/Public/Bug/Display.html?id=131598
archlinux High https://security.archlinux.org/AVG-500
generic_textual Medium https://ubuntu.com/security/notices/USN-3478-1
generic_textual Medium https://ubuntu.com/security/notices/USN-3478-2
cvssv3.1 9.8 https://www.oracle.com/security-alerts/cpujul2020.html
generic_textual CRITICAL https://www.oracle.com/security-alerts/cpujul2020.html
Reference id Reference type URL
http://mirror.cucumberlinux.com/cucumber/cucumber-1.0/source/lang-base/perl/patches/CVE-2017-12883.patch
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-12883.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-12883.json
https://api.first.org/data/v1/epss?cve=CVE-2017-12883
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12837
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12883
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://perl5.git.perl.org/perl.git/commitdiff/2be4edede4ae226e2eebd4eff28cedd2041f300f#patch1
https://perl5.git.perl.org/perl.git/log/refs/tags/v5.24.3-RC1
https://perl5.git.perl.org/perl.git/log/refs/tags/v5.26.1-RC1
https://rt.perl.org/Public/Bug/Display.html?id=131598
https://security.netapp.com/advisory/ntap-20180426-0001/
https://ubuntu.com/security/notices/USN-3478-1
https://ubuntu.com/security/notices/USN-3478-2
https://www.oracle.com/security-alerts/cpujul2020.html
http://www.debian.org/security/2017/dsa-3982
http://www.securityfocus.com/bid/100852
1492093 https://bugzilla.redhat.com/show_bug.cgi?id=1492093
875597 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=875597
AVG-500 https://security.archlinux.org/AVG-500
cpe:2.3:a:perl:perl:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:perl:perl:*:*:*:*:*:*:*:*
cpe:2.3:a:perl:perl:5.26.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:perl:perl:5.26.0:*:*:*:*:*:*:*
CVE-2017-12883 https://nvd.nist.gov/vuln/detail/CVE-2017-12883
USN-3478-1 https://usn.ubuntu.com/3478-1/
USN-3478-2 https://usn.ubuntu.com/3478-2/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-12883.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:P Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2017-12883
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-12883
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://www.oracle.com/security-alerts/cpujul2020.html
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.91691
EPSS Score 0.03431
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.