OpenSUSE Linux update for go1.12



Published: 2019-11-18
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2019-16276
CVE-2019-17596
CWE-ID CWE-444
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Opensuse
Operating systems & Components / Operating system

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU21409

Risk: Medium

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-16276

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform HTTP request smuggling attack.

The vulnerability exists due to Go programming language accepts and normalizes HTTP requests with malformed HTTP/1.1 headers containing a space before the colon. A remote attacker can use a malformed request to bypass configured filtration and gain access to presumably restricted functionality.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 15.0

External links

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00044.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Input validation error

EUVDB-ID: #VU22020

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-17596

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of DSA public keys in crypto/x509.Verify. A remote attacker can pass a specially crafted X.509 certificate chain to the application and perform a denial of service attack.

Mitigation

Update the affected packages.

Vulnerable software versions

Opensuse: 15.0

External links

http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00044.html


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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