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Vulnerability details: VCID-pc41-t4ks-aaaf
Vulnerability ID VCID-pc41-t4ks-aaaf
Aliases CVE-2017-7244
Summary The _pcre32_xclass function in pcre_xclass.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (invalid memory read) via a crafted file.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-125 Out-of-bounds Read
CWE-20 Improper Input Validation
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-7244.html
rhas Important https://access.redhat.com/errata/RHSA-2018:2486
cvssv3 3.7 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7244.json
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generic_textual Low https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1437364
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7244
cvssv2 5.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2017-7244
cvssv3 5.5 https://nvd.nist.gov/vuln/detail/CVE-2017-7244
archlinux Medium https://security.archlinux.org/AVG-222
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-7244.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7244.json
https://api.first.org/data/v1/epss?cve=CVE-2017-7244
https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7244
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.gentoo.org/glsa/201710-25
http://www.securityfocus.com/bid/97067
1437364 https://bugzilla.redhat.com/show_bug.cgi?id=1437364
858683 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=858683
ASA-201707-20 https://security.archlinux.org/ASA-201707-20
AVG-222 https://security.archlinux.org/AVG-222
cpe:2.3:a:pcre:pcre:8.40:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:pcre:pcre:8.40:*:*:*:*:*:*:*
CVE-2017-7244 https://nvd.nist.gov/vuln/detail/CVE-2017-7244
RHSA-2018:2486 https://access.redhat.com/errata/RHSA-2018:2486
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-7244.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:N/AC:M/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: AV:N/AC:M/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2017-7244
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:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2017-7244
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 0.75290
EPSS Score 0.00439
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.