mod_usertrack in Apache 1.3.11 through 1.3.20 generates session ID's using predictable information including host IP address, system time and server process ID, which allows local users to obtain session ID's and bypass authentication when these session ID's are used for authentication.
Published 2001-12-31 05:00:00
Updated 2021-07-15 20:37:56
Source MITRE
View at NVD,   CVE.org

Threat overview for CVE-2001-1534

Top countries where our scanners detected CVE-2001-1534
Top open port discovered on systems with this issue 80
IPs affected by CVE-2001-1534 1,078
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2001-1534!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2001-1534

Probability of exploitation activity in the next 30 days: 0.04%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 6 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2001-1534

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
2.1
LOW AV:L/AC:L/Au:N/C:P/I:N/A:N
3.9
2.9
NIST

CWE ids for CVE-2001-1534

  • Authenticating a user, or otherwise establishing a new user session, without invalidating any existing session identifier gives an attacker the opportunity to steal authenticated sessions.
    Assigned by: nvd@nist.gov (Primary)

Vendor statements for CVE-2001-1534

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