SUSE update for python-httplib2



Published: 2021-05-31
Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2020-11078
CVE-2021-21240
CWE-ID CWE-93
CWE-400
Exploitation vector Network
Public exploit N/A
Vulnerable software
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SUSE Linux Enterprise Module for Public Cloud
Operating systems & Components / Operating system

SUSE OpenStack Cloud
Server applications / Other server solutions

python-httplib2
Operating systems & Components / Operating system package or component

Vendor SuSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) CRLF injection

EUVDB-ID: #VU28245

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2020-11078

CWE-ID: CWE-93 - Improper Neutralization of CRLF Sequences ('CRLF Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform CRLF injection attacks.

The vulnerability exists due to insufficient filtration of user-supplied data. A remote attacker controlling unescaped part of uri for "httplib2.Http.request()" can change request headers and body, send additional hidden requests to same server.

Mitigation

Update the affected package python-httplib2 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Module for Public Cloud: 12

SUSE OpenStack Cloud: 7

python-httplib2: before 0.19.0-7.7.1


CPE2.3 External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211807-1/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Resource exhaustion

EUVDB-ID: #VU50989

Risk: Medium

CVSSv3.1:

CVE-ID: CVE-2021-21240

CWE-ID: CWE-400 - Uncontrolled Resource Consumption ('Resource Exhaustion')

Exploit availability: No

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion by tricking the application to connect to a malicious server that responds with long series of "xa0" characters in the "www-authenticate" header.

Mitigation

Update the affected package python-httplib2 to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Module for Public Cloud: 12

SUSE OpenStack Cloud: 7

python-httplib2: before 0.19.0-7.7.1


CPE2.3 External links

http://www.suse.com/support/update/announcement/2021/suse-su-20211807-1/

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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