Huawei EulerOS: Security Advisory for quagga (EulerOS-SA-2019-2228)

Published: 2020-01-23 12:42:00
CVE Author: NIST National Vulnerability Database (NVD)

CVSS Base Vector:
AV:N/AC:L/Au:N/C:P/I:P/A:P

Summary:
The remote host is missing an update for the Huawei EulerOS 'quagga' Linux Distribution Package(s) announced via the EulerOS-SA-2019-2228 advisory.

Detection Method:
Checks if a vulnerable Linux Distribution Package version is present on the target host.

Technical Details:
It was discovered that the zebra daemon in Quagga before 1.0.20161017 suffered from a stack-based buffer overflow when processing IPv6 Neighbor Discovery messages. The root cause was relying on BUFSIZ to be compatible with a message size, however, BUFSIZ is system-dependent.(CVE-2016-1245) The Quagga BGP daemon (bgpd) prior to version 1.2.3 can overrun internal BGP code-to-string conversion tables used for debug by 1 pointer value, based on input.(CVE-2018-5380) The Quagga BGP daemon (bgpd) prior to version 1.2.3 has a bug in its parsing of 'Capabilities' in BGP OPEN messages, in the bgp_packet.c:bgp_capability_msg_parse function. The parser can enter an infinite loop on invalid capabilities if a Multi-Protocol capability does not have a recognized AFI/SAFI, causing a denial of service.(CVE-2018-5381)

Affected Versions:
'quagga' Linux Distribution Package(s) on Huawei EulerOS V2.0SP5.

Recommendations:
Please install the updated Linux Distribution Package(s).

Solution Type:
Vendor Patch

Detection Type:
Linux Distribution Package

NIST (National Institute of Standards and Technology) NVD (National Vulnerability Database)

https://nvd.nist.gov/vuln/detail/CVE-2016-1245
https://nvd.nist.gov/vuln/detail/CVE-2018-5380
https://nvd.nist.gov/vuln/detail/CVE-2018-5381

References:

https://developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2019-2228

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Severity
High
CVSS Score
7.5

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