SUSE update for python-httplib2

Published: 2021-05-27

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	SUSE OpenStack Cloud Crowbar Operating systems & Components / Operating system SUSE OpenStack Cloud Operating systems & Components / Operating system 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

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

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 OpenStack Cloud Crowbar: 9

SUSE OpenStack Cloud: 9

python-httplib2: before 0.19.0-8.3.4

CPE2.3

External links

https://www.suse.com/support/update/announcement/2021/suse-su-20211779-1/

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) Resource exhaustion

EUVDB-ID: #VU50989

Risk: Medium

CVSSv4.0: 6.6 [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/E:U/U:Green]

CVE-ID: CVE-2021-21240

CWE-ID: CWE-400 - Resource exhaustion