🛡️ CVE-2013-4347 — oauth2

⚪ Unknown ✅ No Known Exploit CWE-330 OSV
N/A
CVSS Score
0 Low4 Medium7 High9 Critical10

Description

SimpleGeo python-oauth2 vulnerable to the use of Insufficiently Random Values to generate nonces

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.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. Rated impact: confidentiality none, integrity low, availability none.

Weakness class

CVE-2013-4347 is classified as CWE-330: Use of Insufficiently Random Values. Values that must be unpredictable are generated in a way an attacker can guess or reproduce.

Affected software

CVE-2013-4347 is recorded against 1 package.

  • oauth2 (fixed in 1.9rc1)

Timeline and source

Published on 17 May 2022 and last revised on 7 October 2024. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Web)
github.com (Web)
access.redhat.com (Web)
access.redhat.com (Web)
access.redhat.com (Web)
bugzilla.redhat.com (Web)
github.com (Package)
github.com (Web)
www.openwall.com (Web)
www.securityfocus.com (Web)

Details

Severity Unknown
CVSS Score N/A
CVSS Vector CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
CWE CWE-330
Public Exploit ✅ No
Source OSV
Published 2022-05-17
Updated 2026-08-12
Modified 2024-10-07
Fix URL N/A

Affected Packages

Software From version Fixed in
oauth2 — 1.9rc1

Similar Threats

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