Vulnerability Description
The (1) make_nonce, (2) generate_nonce, and (3) generate_verifier functions in SimpleGeo python-oauth2 uses weak random numbers to generate nonces, which makes it easier for remote attackers to guess the nonce via a brute force attack.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Urbanairship | Python-Oauth2 | - |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2013/09/12/7
- http://www.securityfocus.com/bid/62388
- https://github.com/simplegeo/python-oauth2/issues/9
- https://github.com/simplegeo/python-oauth2/pull/146
- http://www.openwall.com/lists/oss-security/2013/09/12/7
- http://www.securityfocus.com/bid/62388
- https://github.com/simplegeo/python-oauth2/issues/9
- https://github.com/simplegeo/python-oauth2/pull/146
FAQ
What is CVE-2013-4347?
CVE-2013-4347 is a vulnerability with a CVSS score of 5.8 (MEDIUM). The (1) make_nonce, (2) generate_nonce, and (3) generate_verifier functions in SimpleGeo python-oauth2 uses weak random numbers to generate nonces, which makes it easier for remote attackers to guess ...
How severe is CVE-2013-4347?
CVE-2013-4347 has been rated MEDIUM with a CVSS base score of 5.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4347?
Check the references section above for vendor advisories and patch information. Affected products include: Urbanairship Python-Oauth2.