Vulnerability Monitor

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CVE-2017-8786

pcre2test.c in PCRE2 10.23 allows remote attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact via a crafted regular expression.

Published

2017-05-05T00:29:00.213

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 9.8 (CRITICAL)

CVSSv2 Vector

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

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

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-119

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	pcre	pcre2	10.23	Yes

References

https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/ Exploit, Patch, Third Party Advisory, VDB Entry ([email protected])
https://bugs.exim.org/show_bug.cgi?id=2079 Exploit, Issue Tracking, Third Party Advisory, VDB Entry ([email protected])
https://security.gentoo.org/glsa/201710-09 ([email protected])
https://vcs.pcre.org/pcre2?view=revision&revision=696 Patch, Vendor Advisory ([email protected])
https://vcs.pcre.org/pcre2?view=revision&revision=697 Patch, Vendor Advisory ([email protected])
https://blogs.gentoo.org/ago/2017/04/29/libpcre-heap-based-buffer-overflow-write-in-pcre2test-c/ Exploit, Patch, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://bugs.exim.org/show_bug.cgi?id=2079 Exploit, Issue Tracking, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://security.gentoo.org/glsa/201710-09 (af854a3a-2127-422b-91ae-364da2661108)
https://vcs.pcre.org/pcre2?view=revision&revision=696 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://vcs.pcre.org/pcre2?view=revision&revision=697 Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)