How severe is CVE-2019-4171?

CVE-2019-4171 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2019-4171 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2019-4171?

CVE-2019-4171 primarily affects Ibm Cognos Controller. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-4171?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2019-4171 published?

CVE-2019-4171 was published on 2019-09-17 and last updated on 2026-06-17.

CVE-2019-4171

CVE-2019-4171 is a low-severity vulnerability in Ibm Cognos Controller with a CVSS 3.x base score of 3.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-311.

Key facts

Severity: Low (CVSS 3.x base score 3.7)
CVSS v2: 4.3
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-311
Affected product: Ibm Cognos Controller
Published: 2019-09-17
Last modified: 2026-06-17

Description

IBM Cognos Controller 10.3.0, 10.3.1, 10.4.0, and 10.4.1 does not set the secure attribute on authorization tokens or session cookies. This could allow an attacker to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 158876.

Frequently asked questions

What is CVE-2019-4171?: IBM Cognos Controller 10.3.0, 10.3.1, 10.4.0, and 10.4.1 does not set the secure attribute on authorization tokens or session cookies. This could allow an attacker to obtain sensitive information using man in the middle techniques. IBM X-Force ID: 158876.
How severe is CVE-2019-4171?: CVE-2019-4171 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2019-4171 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2019-4171?: CVE-2019-4171 primarily affects Ibm Cognos Controller. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-4171?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2019-4171 published?: CVE-2019-4171 was published on 2019-09-17 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:a:ibm:cognos_controller:10.3.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cognos_controller:10.3.1:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cognos_controller:10.4.0:*:*:*:*:*:*:*
cpe:2.3:a:ibm:cognos_controller:10.4.1:*:*:*:*:*:*:*

More vulnerabilities in Ibm Cognos Controller

CVE-2020-4879 — Critical (CVSS 9.8): IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could allow a remote attacker to bypass security restrictions, caused…
CVE-2020-4877 — Critical (CVSS 9.8): IBM Cognos Controller 10.4.0, 10.4.1, and 10.4.2 could be vulnerable to unauthorized modifications by using public…
CVE-2024-28777 — High (CVSS 8.8): IBM Cognos Controller 11.0.0 through 11.0.1 FP3 and IBM Controller 11.1.0 is vulnerable to unrestricted…
CVE-2024-52902 — High (CVSS 8.8): IBM Cognos Controller 11.0.0 through 11.0.1 FP3 and IBM Controller 11.1.0 client application contains hard coded…
CVE-2023-47160 — High (CVSS 8.2): IBM Cognos Controller 11.0.0 through 11.0.1 FP3 and IBM Controller 11.1.0 is vulnerable to an XML External Entity…
CVE-2024-40702 — High (CVSS 8.2): IBM Cognos Controller 11.0.0 through 11.0.1 and IBM Controller 11.1.0 could allow an unauthorized user to obtain valid…

All CVEs affecting Ibm Cognos Controller →

Other CWE-311 (Missing Encryption of Sensitive Data) vulnerabilities

CVE-2023-6339 — Critical (CVSS 10.0): Google Nest WiFi Pro root code-execution & user-data compromise
CVE-2023-4420 — Critical (CVSS 9.8): A remote unprivileged attacker can intercept the communication via e.g. Man-In-The-Middle, due to the absence of…
CVE-2023-0750 — Critical (CVSS 9.8): Yellobrik PEC-1864 implements authentication checks via javascript in the frontend interface. When the device can be…
CVE-2020-15331 — Critical (CVSS 9.8): Zyxel CloudCNM SecuManager 3.1.0 and 3.1.1 has a hardcoded OAUTH_SECRET_KEY in /opt/axess/etc/default/axess.
CVE-2019-3431 — Critical (CVSS 9.8): All versions up to V4.01.01.02 of ZTE ZXCLOUD GoldenData VAP product have encryption problems vulnerability. Attackers…
CVE-2019-12924 — Critical (CVSS 9.8): MailEnable Enterprise Premium 10.23 was vulnerable to XML External Entity Injection (XXE) attacks that could be…

Browse all CWE-311 (Missing Encryption of Sensitive Data) vulnerabilities →