How severe is CVE-2018-1232?

CVE-2018-1232 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2018-1232 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-1232?

CVE-2018-1232 primarily affects Rsa Authentication Agent For Web. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2018-1232?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-1232 published?

CVE-2018-1232 was published on 2018-03-30 and last updated on 2026-06-17.

CVE-2018-1232

CVE-2018-1232 is a high-severity vulnerability in Rsa Authentication Agent For Web with a CVSS 3.x base score of 7.5. 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Rsa Authentication Agent For Web
Published: 2018-03-30
Last modified: 2026-06-17

Description

RSA Authentication Agent version 8.0.1 and earlier for Web for both IIS and Apache Web Server are impacted by a stack-based buffer overflow which may occur when handling certain malicious web cookies that have invalid formats. The attacker could exploit this vulnerability to crash the authentication agent and cause a denial-of-service situation.

Frequently asked questions

What is CVE-2018-1232?: RSA Authentication Agent version 8.0.1 and earlier for Web for both IIS and Apache Web Server are impacted by a stack-based buffer overflow which may occur when handling certain malicious web cookies that have invalid formats. The attacker could exploit this vulnerability to crash the authentication agent and cause a denial-of-service situation.
How severe is CVE-2018-1232?: CVE-2018-1232 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2018-1232 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-1232?: CVE-2018-1232 primarily affects Rsa Authentication Agent For Web. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2018-1232?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-1232 published?: CVE-2018-1232 was published on 2018-03-30 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:a:rsa:authentication_agent_for_web:*:*:*:*:*:apache_web_server:*:*
cpe:2.3:a:rsa:authentication_agent_for_web:*:*:*:*:*:iis:*:*

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