A python-httplib2 security update has been released for SUSE Linux Enterprise 15 SP2.

openSUSE-SU-2021:0796-1: moderate: Security update for python-httplib2

openSUSE Security Update: Security update for python-httplib2
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Announcement ID: openSUSE-SU-2021:0796-1
Rating: moderate
References: #1171998 #1182053
Cross-References: CVE-2020-11078 CVE-2021-21240
CVSS scores:
CVE-2020-11078 (NVD) : 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
CVE-2020-11078 (SUSE): 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:N
CVE-2021-21240 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVE-2021-21240 (SUSE): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Products:
openSUSE Backports SLE-15-SP2
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An update that fixes two vulnerabilities is now available.

Description:

This update for python-httplib2 contains the following fixes:

Security fixes included in this update:
- CVE-2021-21240: Fixed a regular expression denial of service via
malicious header (bsc#1182053).
- CVE-2020-11078: Fixed an issue where an attacker could change request
headers and body (bsc#1171998).

Non security fixes included in this update:
- Update in SLE to 0.19.0 (bsc#1182053, CVE-2021-21240)

- update to 0.19.0:
* auth: parse headers using pyparsing instead of regexp
* auth: WSSE token needs to be string not bytes

- update to 0.18.1: (bsc#1171998, CVE-2020-11078)
* explicit build-backend workaround for pip build isolation bug
* IMPORTANT security vulnerability CWE-93 CRLF injection Force %xx quote
of space, CR, LF characters in uri.
* Ship test suite in source dist

- Update to 0.17.1
* python3: no_proxy was not checked with https
* feature: Http().redirect_codes set, works after follow(_all)_redirects
check This allows one line workaround for old gcloud library that uses
308 response without redirect semantics.
* IMPORTANT cache invalidation change, fix 307 keep method, add 308
Redirects
* proxy: username/password as str compatible with pysocks
* python2: regression in connect() error handling
* add support for password protected certificate files
* feature: Http.close() to clean persistent connections and sensitive
data

- Update to 0.14.0:
* Python3: PROXY_TYPE_SOCKS5 with str user/pass raised TypeError

- version update to 0.13.1 0.13.1
* Python3: Use no_proxy   https://github.com/httplib2/httplib2/pull/140
0.13.0
* Allow setting TLS max/min versions
  https://github.com/httplib2/httplib2/pull/138 0.12.3
* No changes to library. Distribute py3 wheels. 0.12.1
* Catch socket timeouts and clear dead connection
  https://github.com/httplib2/httplib2/issues/18
  https://github.com/httplib2/httplib2/pull/111
* Officially support Python 3.7 (package metadata)
  https://github.com/httplib2/httplib2/issues/123 0.12.0
* Drop support for Python 3.3
* ca_certs from environment HTTPLIB2_CA_CERTS or certifi
  https://github.com/httplib2/httplib2/pull/117
* PROXY_TYPE_HTTP with non-empty user/pass raised TypeError: bytes
required   https://github.com/httplib2/httplib2/pull/115
* Revert http:443->https workaround
  https://github.com/httplib2/httplib2/issues/112
* eliminate connection pool read race
  https://github.com/httplib2/httplib2/pull/110
* cache: stronger safename
  https://github.com/httplib2/httplib2/pull/101 0.11.3
* No changes, just reupload of 0.11.2 after fixing automatic release
conditions in Travis. 0.11.2
* proxy: py3 NameError basestring
  https://github.com/httplib2/httplib2/pull/100 0.11.1
* Fix HTTP(S)ConnectionWithTimeout AttributeError proxy_info
  https://github.com/httplib2/httplib2/pull/97 0.11.0
* Add DigiCert Global Root G2 serial 033af1e6a711a9a0bb2864b11d09fae5
  https://github.com/httplib2/httplib2/pull/91
* python3 proxy support   https://github.com/httplib2/httplib2/pull/90
* If no_proxy environment value ends with comma then proxy is not used
  https://github.com/httplib2/httplib2/issues/11
* fix UnicodeDecodeError using socks5 proxy
  https://github.com/httplib2/httplib2/pull/64
* Respect NO_PROXY env var in proxy_info_from_url
  https://github.com/httplib2/httplib2/pull/58
* NO_PROXY=bar was matching foobar (suffix without dot delimiter) New
behavior matches curl/wget:
- no_proxy=foo.bar will only skip proxy for exact hostname match
- no_proxy=.wild.card will skip proxy for any.subdomains.wild.card
  https://github.com/httplib2/httplib2/issues/94
* Bugfix for Content-Encoding: deflate
  https://stackoverflow.com/a/22311297
- deleted patches
- Removing certifi patch: httplib2 started to use certifi and this is
already bent to use system certificate bundle by another patch

This update was imported from the SUSE:SLE-15:Update update project. This
update was imported from the openSUSE:Leap:15.2:Update update project.

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods
like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Backports SLE-15-SP2:

zypper in -t patch openSUSE-2021-796=1


Package List:

- openSUSE Backports SLE-15-SP2 (noarch):

python2-httplib2-0.19.0-bp152.3.3.1

References:

  https://www.suse.com/security/cve/CVE-2020-11078.html
  https://www.suse.com/security/cve/CVE-2021-21240.html
  https://bugzilla.suse.com/1171998
  https://bugzilla.suse.com/1182053