Denial of Service Vulnerability in PCRE by Vendor PCRE
CVE-2017-7244

5.5MEDIUM

Key Information:

Vendor

Pcre

Status
Pcre
Vendor
CVE Published:
23 March 2017

What is CVE-2017-7244?

The _pcre32_xclass function in pcre_xclass.c within libpcre1 in PCRE version 8.40 is susceptible to a denial of service attack. This vulnerability allows remote attackers to exploit the function through a specially crafted file, which triggers an invalid memory read, potentially disrupting the service and affecting application stability.

References

http://www.securityfocus.com/bid/97067
vdb-entryx_refsource_BID
https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-m...
x_refsource_MISC
https://access.redhat.com/errata/RHSA-2018:2486
vendor-advisoryx_refsource_REDHAT

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.