High severity · published Mar 23, 2017
CVE-2017-7246
Stack-based buffer overflow in the pcre32_copy_substring function in pcre_get.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (WRITE of size 268)…
7.8
CVSS
2.6%
EPSS
No
On KEV
Description
Stack-based buffer overflow in the pcre32_copy_substring function in pcre_get.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (WRITE of size 268) or possibly have unspecified other impact via a crafted file.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.6% · higher than 85% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PC
Pcre · Pcre
8.40 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-7246
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-7246
Third Party Advisory
http://www.securityfocus.com/bid/97067
access.redhat.com
https://access.redhat.com/errata/RHSA-2018:2486
Third Party Advisory
https://blogs.gentoo.org/ago/2017/03/20/libpcre-two-stack-based-buffer-overflow-write-in-pcre32_copy_substring-pcre_get-c/
security.gentoo.org
https://security.gentoo.org/glsa/201710-25
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