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.

The remote Redhat Enterprise Linux 7 host has one or more packages installed that are affected by a vulnerability that has been acknowledged by the vendor but will not be patched.

  - pcre2: Heap-based buffer overflow in pcre2test.c (CVE-2017-8786)

Note that Nessus has not tested for this issue but has instead relied on the package manager's report that the package is installed.

This plugin has been deprecated as it does not adhere to established standards for this style of check.

According to the version of the pcre2 package installed, the EulerOS installation on the remote host is affected by the following vulnerability :

  - 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.(CVE-2017-8786)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote host is affected by the vulnerability described in GLSA-201710-09 (PCRE2: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in PCRE2. Please review       the referenced CVE identifiers for details.
  Impact :

    A remote attacker could possibly execute arbitrary code with the       privileges of the process, cause a Denial of Service condition, or have       other unspecified impacts.
  Workaround :

    There is no known workaround at this time.

ID	Name	Product	Family	Severity
199692	RHEL 7 : pcre2 (Unpatched Vulnerability)	Nessus	Red Hat Local Security Checks	critical
196150	RHEL 7 : pcre2 (Unpatched Vulnerability) (deprecated)	Nessus	Red Hat Local Security Checks	critical
129177	EulerOS 2.0 SP5 : pcre2 (EulerOS-SA-2019-1983)	Nessus	Huawei Local Security Checks	critical
103727	GLSA-201710-09 : PCRE2: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	critical

Detections

Analytics

CVE-2017-8786

critical

Tenable Plugins

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