CVE-2018-0696

OpenAM (Open Source Edition) 13.0 and later does not properly manage sessions, which allows remote authenticated attackers to change the security questions and reset the login password via unspecified vectors.

Published: 2019-02-13 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2018-0696 is rated Moderate Risk (46.7/100): CVSS High severity, with low exploitation likelihood (EPSS 0.25%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2018-0696

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-01-14 0.28% 0.25% -0.03%
2 2025-03-30 0.54% 0.28% -0.26%
3 2025-03-29 — 0.54% —

Full EPSS history (11 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2018-0696

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.0 HIGH
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:H)
Even with access, the exploit needs extra luck, timing, or a fussy environment to actually work.
Privileges required (PR:L)
A normal user session is enough; they don’t have to be admin.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 1.6 5.9 [email protected]
3.5 2.0 LOW
AV:N/AC:M/Au:S/C:P/I:N/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:M)
Exploitation needs some favorable conditions, but not exceptional ones.
Authentication (AU:S)
A single authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 6.8 2.9 [email protected]

Weakness enumeration for CVE-2018-0696

Affected software / configurations for CVE-2018-0696

Vendor Product Version Raw CPE
osstech openam >= 13.0, <= 13.0.0-120 cpe:2.3:a:osstech:openam:*:*:*:*:*:*:*:*

References for CVE-2018-0696

URL Tags
http://jvn.jp/en/jp/JVN49995005/index.html Third Party Advisory
https://www.cs.themistruct.com/report/wam20181012 Permissions Required Third Party Advisory
https://www.osstech.co.jp/support/am2018-4-1-en Third Party Advisory
cvelogic Threat Intelligence