Description
The mirroring support (-M, --use-mirrors) in Python Pip before 1.5 uses insecure DNS querying and authenticity checks which allows attackers to perform man-in-the-middle attacks.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | python-pip | 1.4.1-1 | — |
| Debian 13 | python-pip | 1.4.1-1 | — |
| Debian 12 | python-pip | 1.4.1-1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | python39-pip | 20.2.4-7.5.1 | SUSE-FU-2021:2130-1 |
| SLES 15 SP3 | python39-setuptools | 44.1.1-7.3.1 | SUSE-FU-2021:2130-1 |
| SLES 12 SP4 | python-ply | 3.4-3.3.1 | SUSE-RU-2019:2505-1 |
| SLES 12 | python-jmespath | 0.9.2-10.6.1 | SUSE-RU-2019:2505-1 |
| SLES 12 | python-jsonschema | 2.2.0-3.3.1 | SUSE-RU-2019:2505-1 |
| SLES 12 | python-paramiko | 1.18.5-2.15.1 | SUSE-RU-2019:2505-1 |
| SLES 12 | python-pip | 10.0.1-11.6.1 | SUSE-RU-2019:2505-1 |
| SLES 12 | python-ply | 3.4-3.3.1 | SUSE-RU-2019:2505-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | python-ply | 3.4-3.3.1 | SUSE-RU-2019:2505-1 |
| SUSE OpenStack Cloud 7 | python-pip | 10.0.1-11.6.1 | SUSE-RU-2019:2505-1 |
| SUSE OpenStack Cloud 7 | python-ply | 3.4-3.3.1 | SUSE-RU-2019:2505-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | python-pip | 9.0.1-1.1 | openSUSE-SU-2024:10098-1 |
| openSUSE Tumbleweed | python2-pip | 20.0.2-2.6 | openSUSE-SU-2024:11281-1 |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Exploit-DB 1
- phlyLabs phlyMail Lite 4.03.04 - 'go' Open Redirect EDB-24086 · webapps · Jan 13, 2013 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | pip | < 1.5 | 1.5 | GHSA-c5h8-cq4v-cvfm |
Advisories 4
- SUSE-RU-2019:2505-1 Recommended update for python-jmespath, python-jsonschema, python-paramiko, python-pexpect, python-pip, python-ply, python-pretend, python-process-tests, python-pycodestyle, python-pyflakes, python-pyxdg, python-tabulate, python-vcversioner SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-FU-2021:2130-1 Feature implementation for python39-pip, python39-setuptools SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10098-1 python-pip-8.1.2-1.2 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11281-1 python2-pip-20.0.2-2.6 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
References
- https://security-tracker.debian.org/tracker/CVE-2013-5123
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2013-5123
- https://bugzilla.suse.com/show_bug.cgi?id=CVE-2013-5123
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155248.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-April/155291.html
- http://www.openwall.com/lists/oss-security/2013/08/21/17
- http://www.openwall.com/lists/oss-security/2013/08/21/18
- http://www.securityfocus.com/bid/77520