PT-2014-2778 · Python · Python-Oauth2

Pmakowski · Published 2013-10-25 · Updated 2023-02-13 · CVE-2013-4347

Positive Technologies (AI Summary)

CVSS v4.0

6.3

Medium

Base vector

AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions python-oauth2 (affected versions not specified)

Description The issue concerns the use of weak random numbers by the make nonce, generate nonce, and generate verifier functions in python-oauth2, making it easier for remote attackers to guess the nonce via a brute force attack.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Use of Insufficiently Random Values

Weakness Enumeration

CWE-330

CWE-310

Related Identifiers

CVE-2013-4347

GHSA-RV8H-P43R-4X5R

MGASA-2013-0314

PYSEC-2014-86

RHSA-2015:1591

RHSA-2015:1592

Affected Products

Python-Oauth2

References · 17

• https://osv.dev/vulnerability/PYSEC-2014-86 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2013-4347 · Security Note
• https://osv.dev/vulnerability/GHSA-rv8h-p43r-4x5r · Vendor Advisory
• https://advisories.mageia.org/MGASA-2013-0314.html · Security Note
• https://osv.dev/vulnerability/MGASA-2013-0314 · Vendor Advisory
• https://github.com/joestump/python-oauth2 · Note
• https://github.com/simplegeo/python-oauth2/pull/146 · Note
• https://github.com/joestump/python-oauth2/commit/82dd2cdd4954cd7b8983d5d64c0dfd9072bf4650 · Note
• https://github.com/simplegeo/python-oauth2/issues/9 · Note
• https://github.com/pypa/advisory-database/tree/main/vulns/oauth2/PYSEC-2014-86.yaml · Note
• https://access.redhat.com/errata/RHSA-2015:1591 · Note
• http://openwall.com/lists/oss-security/2013/09/12/7 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=1007758 · Note
• https://bugs.mageia.org/show_bug.cgi?id=11224 · Note
• http://securityfocus.com/bid/62388 · Note