CVE-2017-7244
PCRE Invalid Memory Read Denial of Service
Description
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.
INFO
Published Date :
March 23, 2017, 9:59 p.m.
Last Modified :
Aug. 17, 2018, 10:29 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
Public PoC/Exploit Available at Github
CVE-2017-7244 has a 2 public PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-7244.
| URL | Resource |
|---|---|
| http://www.securityfocus.com/bid/97067 | Third Party Advisory VDB Entry |
| https://access.redhat.com/errata/RHSA-2018:2486 | |
| https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/ | Third Party Advisory VDB Entry |
| https://security.gentoo.org/glsa/201710-25 |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
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The following list is the news that have been mention
CVE-2017-7244 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-7244 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Aug. 17, 2018
Action Type Old Value New Value Added Reference https://access.redhat.com/errata/RHSA-2018:2486 [No Types Assigned] -
CVE Modified by [email protected]
Oct. 24, 2017
Action Type Old Value New Value Added Reference https://security.gentoo.org/glsa/201710-25 [No Types Assigned] -
Initial Analysis by [email protected]
Mar. 28, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Changed Reference Type http://www.securityfocus.com/bid/97067 No Types Assigned http://www.securityfocus.com/bid/97067 Third Party Advisory, VDB Entry Changed Reference Type https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/ No Types Assigned https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/ Third Party Advisory, VDB Entry Added CWE CWE-125 Added CPE Configuration OR *cpe:2.3:a:pcre:pcre:8.40:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Mar. 28, 2017
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/97067 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-7244 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-7244
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.44 }} 0.06%
score
0.71472
percentile