SB2019081806 - Debian update for golang-1.11

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Main Vulnerability Database SB2019081806

SB2019081806 - Debian update for golang-1.11

Published: August 18, 2019 Updated: September 3, 2019

Security Bulletin ID SB2019081806
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 67% Low 33%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 vulnerabilities.


1) Resource exhaustion (CVE-ID: CVE-2019-9512)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper validation of user-supplied input when processing HTTP/2 requests. A remote attacker can send specially crafted HTTP packets to the affected system trigger resource exhaustion and perform a denial of service (DoS) attack.



2) Resource exhaustion (CVE-ID: CVE-2019-9514)

CWE-ID: CWE-400 - Resource exhaustion

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper validation of user-supplied input when processing HTTP/2 requests. A remote attacker can send specially crafted HTTP packets to the affected system trigger resource exhaustion and perform a denial of service (DoS) attack.



3) Input validation error (CVE-ID: CVE-2019-14809)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: 2.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to bypass certain security restrictions.
The vulnerability exists due to incorrect processing of URLs in net/url, related to the Host field with a suffix appearing in neither Hostname() nor Port(), and is related to a non-numeric port number. A remote attacker can create a crafted javascript:// URL that in certain situations can be used to bypass authorization checks for some applications. 

Remediation

Install update from vendor's website.

References