Vulnerability CVE-2017-7244

Vulnerability Name:

CVE-2017-7244 (CCN-123729)

Assigned:

2017-03-23

Published:

2017-03-23

Updated:

2018-08-17

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.

CVSS v3 Severity:

5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

3.3 Low (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L)
2.9 Low (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:U/RC:R)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Low

CVSS v2 Severity:

4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

1.7 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:P)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Partial

Vulnerability Type:

CWE-125

Vulnerability Consequences:

Denial of Service

References:

Source: MITRE
Type: CNA
CVE-2017-7244

Source: CCN
Type: PCRE Web site
PCRE - Perl Compatible Regular Expressions

Source: BID
Type: Third Party Advisory, VDB Entry
97067

Source: CCN
Type: BID-97067
libpcre Multiple Security Vulnerabilities

Source: REDHAT
Type: UNKNOWN
RHSA-2018:2486

Source: CCN
Type: agostino's blog, March 20, 2017
libpcre: invalid memory read in _pcre32_xclass (pcre_xclass.c)

Source: MISC
Type: Third Party Advisory, VDB Entry
https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/

Source: XF
Type: UNKNOWN
pcre-cve20177244-dos(123729)

Source: GENTOO
Type: UNKNOWN
GLSA-201710-25

Source: CCN
Type: IBM Security Bulletin 6551876 (Cloud Pak for Security)
Cloud Pak for Security uses packages that are vulnerable to multiple CVEs

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-7244

Vulnerable Configuration:

Configuration 1:

cpe:/a:pcre:pcre:8.40:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:pcre:pcre:8.40:*:*:*:*:*:*:*

AND

cpe:/a:ibm:cloud_pak_for_security:1.7.2.0:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:org.opensuse.security:def:20177244	V	CVE-2017-7244	2023-06-22
oval:org.opensuse.security:def:7640	P	libpcre1-32bit-8.45-150000.20.13.1 on GA media (Moderate)	2023-06-12
oval:org.opensuse.security:def:51980	P	Security update for sudo (Important)	2023-01-20
oval:org.opensuse.security:def:772	P	Security update for oniguruma (Important)	2022-09-21
oval:org.opensuse.security:def:93828	P	(Moderate)	2022-07-06
oval:org.opensuse.security:def:3054	P	dosfstools-3.0.26-6.5 on GA media (Moderate)	2022-06-28
oval:org.opensuse.security:def:94684	P	libpcre1-32bit-8.45-20.10.1 on GA media (Moderate)	2022-06-22
oval:org.opensuse.security:def:176	P	libpcap-devel-1.9.1-1.33 on GA media (Moderate)	2022-06-13
oval:org.opensuse.security:def:177	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2022-06-13
oval:org.opensuse.security:def:465	P	Security update for pcp (Moderate)	2022-05-03
oval:org.opensuse.security:def:69759	P	Security update for python-Pygments (Important)	2021-12-01
oval:org.opensuse.security:def:35276	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:86678	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:31298	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:82650	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:19617	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:61099	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:126792	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:57121	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:89216	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:33738	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:84690	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:29443	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:59561	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:55266	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:87504	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:31701	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:83352	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:23700	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:127189	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:57524	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:4285	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:89474	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:33996	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:85762	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:30145	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:19518	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:59819	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:125100	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:55968	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:88215	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:32214	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:83472	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:23992	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:58037	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:5149	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:51688	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:34588	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:86165	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:30265	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:19568	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:60411	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:125625	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:56088	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:88532	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:33040	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:84232	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:26162	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:58863	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:6306	P	Security update for pcre (Moderate)	2021-11-10
oval:org.opensuse.security:def:89709	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:61554	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:96674	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:71295	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:103364	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-09-21
oval:org.opensuse.security:def:47026	P	libgypsy0-0.9-6.22 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:46986	P	libQt5Concurrent5-5.6.1-11.7 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47925	P	xlockmore-5.43-5.30 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47985	P	curl-7.60.0-9.8 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47250	P	eog-3.20.4-7.7 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47001	P	libXv1-1.0.10-3.56 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48112	P	libfreetype6-2.6.3-7.15.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47612	P	fuse-2.9.3-6.3.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47315	P	libXfont1-1.5.1-10.3 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48214	P	libvdpau1-1.1.1-6.73 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47758	P	libospf0-1.1.1-17.7.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47539	P	yast2-3.2.36-1.11 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47854	P	perl-XML-LibXML-2.0019-6.3.5 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47901	P	tar-1.27.1-15.3.7 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47158	P	stunnel-5.00-3.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:46987	P	libQt5WebKit5-5.6.1-9.4 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48047	P	iputils-s20121221-2.17 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47398	P	libproxy1-0.4.13-16.3 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47122	P	perl-32bit-5.18.2-11.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:48143	P	liblouis-data-2.6.4-6.6.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47696	P	libblkid1-2.29.2-7.14 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47447	P	mozilla-nspr-32bit-4.13.1-18.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47823	P	logwatch-7.4.3-15.65 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:47687	P	libXvMC1-1.0.8-7.1 on GA media (Moderate)	2021-08-16
oval:org.opensuse.security:def:62195	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:100953	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:1106	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:71936	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-08-09
oval:org.opensuse.security:def:69864	P	Security update for qemu (Important)	2021-06-09
oval:org.opensuse.security:def:48617	P	rsync-3.1.0-12.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48906	P	gnome-online-accounts-3.20.5-9.6 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:46698	P	libXRes1-1.0.7-3.54 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:61265	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:46833	P	quagga-0.99.22.1-3.128 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:71065	P	pam-1.3.0-4.10 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48563	P	libusbmuxd4-1.0.10-2.3 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:71006	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:70952	P	libXinerama-devel-1.1.3-1.22 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:46697	P	libX11-6-1.6.2-4.12 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:48852	P	libfbembed2_5-2.5.2.26539-15.1 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:46712	P	libXxf86dga1-1.1.4-3.59 on GA media (Moderate)	2021-06-08
oval:org.opensuse.security:def:64278	P	Security update for clamav (Moderate)	2020-12-14
oval:org.opensuse.security:def:66416	P	Security update for openssl-1_1 (Important)	2020-12-09
oval:org.opensuse.security:def:100541	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:71602	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:107207	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:116765	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:61861	P	libpcre1-32bit-8.41-4.20 on GA media (Moderate)	2020-12-03
oval:org.opensuse.security:def:49159	P	libblkid-devel on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:66508	P	libpcre1-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:67712	P	libpcre1-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:49213	P	libpcre1-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73199	P	libpcre1-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:64365	P	libpcre1-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:67612	P	glibc-locale-32bit on GA media (Moderate)	2020-12-01
oval:org.opensuse.security:def:73081	P	fuse on GA media (Moderate)	2020-12-01
oval:com.ubuntu.cosmic:def:201772440000000	V	CVE-2017-7244 on Ubuntu 18.10 (cosmic) - low.	2017-03-23
oval:com.ubuntu.artful:def:20177244000	V	CVE-2017-7244 on Ubuntu 17.10 (artful) - low.	2017-03-23
oval:com.ubuntu.trusty:def:20177244000	V	CVE-2017-7244 on Ubuntu 14.04 LTS (trusty) - low.	2017-03-23
oval:com.ubuntu.bionic:def:201772440000000	V	CVE-2017-7244 on Ubuntu 18.04 LTS (bionic) - low.	2017-03-23
oval:com.ubuntu.bionic:def:20177244000	V	CVE-2017-7244 on Ubuntu 18.04 LTS (bionic) - low.	2017-03-23
oval:com.ubuntu.xenial:def:20177244000	V	CVE-2017-7244 on Ubuntu 16.04 LTS (xenial) - low.	2017-03-23
oval:com.ubuntu.xenial:def:201772440000000	V	CVE-2017-7244 on Ubuntu 16.04 LTS (xenial) - low.	2017-03-23
oval:com.ubuntu.cosmic:def:20177244000	V	CVE-2017-7244 on Ubuntu 18.10 (cosmic) - low.	2017-03-23
oval:com.ubuntu.disco:def:201772440000000	V	CVE-2017-7244 on Ubuntu 19.04 (disco) - low.	2017-03-23
oval:com.ubuntu.precise:def:20177244000	V	CVE-2017-7244 on Ubuntu 12.04 LTS (precise) - low.	2017-03-23

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