Vulnerability Monitor

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CVE-2017-7244

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.

Published

2017-03-23T21:59:00.147

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

Access Vector: NETWORK
Access Complexity: MEDIUM
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

8.6

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pcre	pcre	8.40	Yes

References

http://www.securityfocus.com/bid/97067 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2018:2486 ([email protected])
https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/ Third Party Advisory, VDB Entry ([email protected])
https://security.gentoo.org/glsa/201710-25 ([email protected])
http://www.securityfocus.com/bid/97067 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2486 (af854a3a-2127-422b-91ae-364da2661108)
https://blogs.gentoo.org/ago/2017/03/20/libpcre-invalid-memory-read-in-_pcre32_xclass-pcre_xclass-c/ Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201710-25 (af854a3a-2127-422b-91ae-364da2661108)