Security readout for executives and security teams
CVE-2013-4347 is an authentication-support weakness in SimpleGeo python-oauth2. The library generated OAuth nonces and verifiers with weak randomness, making them easier to guess. If a vulnerable OAuth flow is in use, an attacker may have a better chance of abusing nonce-based protections. Exposure is most likely in legacy Python applications that still depend on SimpleGeo python-oauth2 for OAuth request signing or verifier generation. The source bundle does not provide version ranges or package identifiers, so inventory must confirm actual library use. Handle this as a focused legacy authentication risk, not a confirmed active exploitation emergency. Prioritize inventory and remediation for internet-facing OAuth integrations because weak nonce generation can undermine authentication protections. Mitigation focus: Inventory applications for SimpleGeo python-oauth2 usage.; Check the linked project issue and pull request for maintainer guidance.; Upgrade or replace the dependency if a maintained fixed release is available..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2013-4347 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/simplegeo/python-oauth2/issues/9CVE reference · x_refsource_MISC
- https://github.com/simplegeo/python-oauth2/pull/146CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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