The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a database and tools to fix them.
History of vulnerabilities analyzed by Vigil@nce:

vulnerability note CVE-2018-1000024 CVE-2018-1000027

Squid cache: denial of service

Synthesis of the vulnerability

An attacker can generate a fatal error of Squid cache, in order to trigger a denial of service.
Impacted products: Debian, Fedora, openSUSE Leap, Solaris, Squid, Ubuntu.
Severity: 1/4.
Consequences: denial of service on server, denial of service on service, denial of service on client.
Provenance: intranet client.
Number of vulnerabilities in this bulletin: 2.
Creation date: 22/01/2018.
Identifiers: bulletinjul2018, CERTFR-2018-AVI-046, CVE-2018-1000024, CVE-2018-1000027, DLA-1266-1, DLA-1267-1, DSA-4122-1, FEDORA-2018-4fabf63492, openSUSE-SU-2018:0647-1, SQUID-2018:1, SQUID-2018:2, USN-3557-1, VIGILANCE-VUL-25134.

Description of the vulnerability

An attacker can generate a fatal error of Squid cache, in order to trigger a denial of service.
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vulnerability announce CVE-2018-5784

LibTIFF: denial of service

Synthesis of the vulnerability

An attacker can trigger an overuse of resources in LibTIFF, in order to trigger a denial of service.
Impacted products: Debian, Fedora, LibTIFF, openSUSE Leap, Solaris, Ubuntu.
Severity: 1/4.
Consequences: denial of service on service, denial of service on client.
Provenance: document.
Creation date: 22/01/2018.
Identifiers: 2772, bulletinoct2018, CVE-2018-5784, DLA-1391-1, DLA-1411-1, DSA-4349-1, FEDORA-2018-e6a51e99a4, openSUSE-SU-2018:1204-1, USN-3602-1, USN-3606-1, VIGILANCE-VUL-25132.

Description of the vulnerability

An attacker can trigger an overuse of resources in LibTIFF, in order to trigger a denial of service.
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vulnerability alert CVE-2016-10708

OpenSSH: NULL pointer dereference via a NEWKEYS message

Synthesis of the vulnerability

An attacker can force a NULL pointer to be dereferenced in OpenSSH via an out of order NEWKEYS message, in order to trigger a denial of service.
Impacted products: Blue Coat CAS, ProxySG par Blue Coat, SGOS by Blue Coat, Debian, BIG-IP Hardware, TMOS, Data ONTAP, OpenSSH, openSUSE Leap, SUSE Linux Enterprise Desktop, SLES, Symantec Content Analysis, ProxySG by Symantec, SGOS by Symantec, Ubuntu.
Severity: 2/4.
Consequences: denial of service on service.
Provenance: internet client.
Creation date: 22/01/2018.
Identifiers: CVE-2016-10708, DLA-1257-1, DLA-1500-1, DLA-1500-2, K32485746, NTAP-20180423-0003, openSUSE-SU-2018:2128-1, SUSE-SU-2018:1989-1, SUSE-SU-2018:2275-1, SUSE-SU-2018:2530-1, SUSE-SU-2018:2685-1, SUSE-SU-2018:3540-1, SYMSA1469, USN-3809-1, VIGILANCE-VUL-25131.

Description of the vulnerability

An attacker can force a NULL pointer to be dereferenced in OpenSSH via an out of order NEWKEYS message, in order to trigger a denial of service.
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vulnerability CVE-2017-15107

Dnsmasq: denial of service via NSEC

Synthesis of the vulnerability

An attacker can make Dnsmasq declare that a domain does not exist, because of an error in the signature check step, in order to trigger a denial of service.
Impacted products: Dnsmasq, Fedora, Solaris, SUSE Linux Enterprise Desktop, SLES.
Severity: 1/4.
Consequences: client access/rights, denial of service on service.
Provenance: internet server.
Creation date: 22/01/2018.
Identifiers: bulletinjan2019, CVE-2017-15107, FEDORA-2018-9780220f7d, FEDORA-2018-fbe4017846, SUSE-SU-2019:1721-1, VIGILANCE-VUL-25130.

Description of the vulnerability

An attacker can make Dnsmasq declare that a domain does not exist, because of an error in the signature check step, in order to trigger a denial of service.
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computer vulnerability note CVE-2017-12667 CVE-2017-14533 CVE-2018-5246

ImageMagick: memory leak

Synthesis of the vulnerability

An attacker can create a memory leak of ImageMagick, in order to trigger a denial of service.
Impacted products: openSUSE Leap, Ubuntu.
Severity: 2/4.
Consequences: denial of service on service, denial of service on client.
Provenance: document.
Number of vulnerabilities in this bulletin: 4.
Creation date: 22/01/2018.
Identifiers: CVE-2017-12667, CVE-2017-14533, CVE-2018-5246, CVE-2018-5247, openSUSE-SU-2018:0155-1, openSUSE-SU-2018:0396-1, USN-3681-1, VIGILANCE-VUL-25129.

Description of the vulnerability

An attacker can create a memory leak of ImageMagick, in order to trigger a denial of service.
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computer vulnerability bulletin CVE-2018-5704

openocd: Cross Site Scripting via POST commands

Synthesis of the vulnerability

An attacker can trigger a Cross Site Scripting via POST commands sent to openocd, in order to run JavaScript code in the context of the web site.
Impacted products: Debian, Fedora.
Severity: 2/4.
Consequences: client access/rights.
Provenance: internet client.
Creation date: 22/01/2018.
Identifiers: CVE-2018-5704, DLA-1253-1, DSA-4093-1, FEDORA-2019-0a5e82cea8, FEDORA-2019-f0add5eed0, VIGILANCE-VUL-25128.

Description of the vulnerability

An attacker can trigger a Cross Site Scripting via POST commands sent to openocd, in order to run JavaScript code in the context of the web site.
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computer vulnerability announce CVE-2017-18043

QEMU: integer overflow via ROUND_UP

Synthesis of the vulnerability

An attacker can generate an integer overflow via ROUND_UP() of QEMU, in order to trigger a denial of service.
Impacted products: Debian, openSUSE Leap, QEMU, SUSE Linux Enterprise Desktop, SLES, Ubuntu.
Severity: 2/4.
Consequences: denial of service on server, denial of service on service.
Provenance: document.
Creation date: 19/01/2018.
Identifiers: CVE-2017-18043, DLA-1497-1, DSA-4213-1, openSUSE-SU-2018:0780-1, SUSE-SU-2018:0762-1, SUSE-SU-2018:0831-1, USN-3575-1, USN-3575-2, VIGILANCE-VUL-25127.

Description of the vulnerability

An attacker can generate an integer overflow via ROUND_UP() of QEMU, in order to trigger a denial of service.
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computer vulnerability alert CVE-2017-1000480

Smarty: code execution

Synthesis of the vulnerability

An attacker can use a vulnerability of Smarty, in order to run code.
Impacted products: Debian, Fedora.
Severity: 2/4.
Consequences: administrator access/rights, privileged access/rights, user access/rights.
Provenance: document.
Creation date: 19/01/2018.
Identifiers: CVE-2017-1000480, DLA-1249-1, DLA-1249-2, DSA-4094-1, DSA-4094-2, FEDORA-2019-d248c5aa39, FEDORA-2019-e595e8a7d7, VIGILANCE-VUL-25126.

Description of the vulnerability

An attacker can use a vulnerability of Smarty, in order to run code.
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computer vulnerability CVE-2017-6142

F5 BIG-IP: Man-in-the-Middle via a wrong X.509 validation

Synthesis of the vulnerability

An attacker can act as a Man-in-the-Middle againt F5 BIG-IP, in order to read or write data in the session.
Impacted products: BIG-IP Hardware, TMOS.
Severity: 2/4.
Consequences: data reading, data creation/edition.
Provenance: internet server.
Creation date: 19/01/2018.
Identifiers: CERTFR-2018-AVI-045, CVE-2017-6142, K20682450, VIGILANCE-VUL-25125.

Description of the vulnerability

The F5 BIG-IP product uses the TLS/IPsec protocol, in order to create secure sessions.

However, the X.509 certificate and the service identity are not correctly checked.

An attacker can therefore act as a Man-in-the-Middle againt F5 BIG-IP, in order to read or write data in the session.
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vulnerability note CVE-2018-0115

Cisco ASR: shell command execution

Synthesis of the vulnerability

An authenticated local attacker can run shell commands under the "root" system account on Cisco ASR, in order to raise its privileges.
Impacted products: Cisco ASR.
Severity: 2/4.
Consequences: administrator access/rights, privileged access/rights.
Provenance: user account.
Creation date: 19/01/2018.
Identifiers: cisco-sa-20180117-staros, CVE-2018-0115, VIGILANCE-VUL-25124.

Description of the vulnerability

An authenticated local attacker can run shell commands under the "root" system account on Cisco ASR, in order to raise its privileges.
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