Vulnerability Details : CVE-2017-7245
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 4) or possibly have unspecified other impact via a crafted file.
Vulnerability category: OverflowDenial of service
Products affected by CVE-2017-7245
- cpe:2.3:a:pcre:pcre:8.40:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-7245
0.65%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-7245
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2017-7245
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-7245
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https://blogs.gentoo.org/ago/2017/03/20/libpcre-two-stack-based-buffer-overflow-write-in-pcre32_copy_substring-pcre_get-c/
libpcre: two stack-based buffer overflow write in pcre32_copy_substring (pcre_get.c) | agostino's blogThird Party Advisory;VDB Entry
-
https://security.gentoo.org/glsa/201710-25
PCRE: Multiple vulnerabilities (GLSA 201710-25) — Gentoo security
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http://www.securityfocus.com/bid/97067
libpcre Multiple Security VulnerabilitiesThird Party Advisory;VDB Entry
-
https://access.redhat.com/errata/RHSA-2018:2486
RHSA-2018:2486 - Security Advisory - Red Hat Customer Portal
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