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CVE-2011-4944

13
FAUCET Score

CVE-2011-4944 describes a race condition in Python versions 2.6 through 3.2 where the ~/.pypirc file is temporarily created with world-readable permissions. This vulnerability allows local attackers to read the file and obtain sensitive username and password information before its permissions are correctly set. The CVSS score of 1.9 indicates low severity, with an attack vector requiring local access and medium attack complexity, leading to a potential compromise of confidentiality. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage for this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
2.6.1CPE matchmatch criteria
cpe:2.3:a:python:python:2.6.1:*:*:*:*:*:*:*
2.6.2CPE matchmatch criteria
cpe:2.3:a:python:python:2.6.2:*:*:*:*:*:*:*
2.6.3CPE matchmatch criteria
cpe:2.3:a:python:python:2.6.3:*:*:*:*:*:*:*
2.6.4CPE matchmatch criteria
cpe:2.3:a:python:python:2.6.4:*:*:*:*:*:*:*
2.6.5CPE matchmatch criteria
cpe:2.3:a:python:python:2.6.5:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

1.9LOW

AV:L/AC:M/Au:N/C:P/I:N/A:N

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
3.4
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.43%
Probability of exploitation in next 30 days
EPSS Percentile
35.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0043 is in the 80th percentile among its peer group of 747 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: python-0:2.4.3-46.el5_8.2
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 6Fixed in: python-0:2.6.6-29.el6_2.2
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: python

Vendor Advisories (1)

redhatCVE-2011-4944Low

python: distutils creates ~/.pypirc insecurely

Nov 30, 2011

References

bugs.debian.org / cgi-bin/bugreport.cgi
bugs.python.org / file23824/pypirc-secure.diff
bugs.python.org / issue13512
lists.apple.com / archives/security-announce/2013/Oct/msg00004.html
lists.opensuse.org / opensuse-security-announce/2020-01/msg00040.html
bugzilla.redhat.com / show_bug.cgi
secunia.com / advisories/50858
secunia.com / advisories/51024
secunia.com / advisories/51040
secunia.com / advisories/51087
secunia.com / advisories/51089
openwall.com / lists/oss-security/2012/03/27/10
openwall.com / lists/oss-security/2012/03/27/2
openwall.com / lists/oss-security/2012/03/27/5
ubuntu.com / usn/USN-1592-1
ubuntu.com / usn/USN-1596-1
ubuntu.com / usn/USN-1613-1
ubuntu.com / usn/USN-1613-2
ubuntu.com / usn/USN-1615-1
ubuntu.com / usn/USN-1616-1