CVE-2017-13684
CVE-2017-13684 is a high-severity vulnerability in Unisys Mcp-firmware with a CVSS 3.x base score of 7.8. 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-119.
Key facts
- Severity: High (CVSS 3.x base score 7.8)
- CVSS v2: 4.6
- EPSS exploit prediction: 0% (32nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-119
- Affected product: Unisys Mcp-firmware
- Published:
- Last modified:
Description
Unisys Libra 64xx and 84xx and FS601 class systems with MCP-FIRMWARE before 43.211 allow remote authenticated users to cause a denial of service (program crash) or have unspecified other impact via vectors related to incorrect literal handling, which trigger CPM stack corruption.
Frequently asked questions
- What is CVE-2017-13684?
- Unisys Libra 64xx and 84xx and FS601 class systems with MCP-FIRMWARE before 43.211 allow remote authenticated users to cause a denial of service (program crash) or have unspecified other impact via vectors related to incorrect literal handling, which trigger CPM stack corruption.
- How severe is CVE-2017-13684?
- CVE-2017-13684 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-13684 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (32nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-13684?
- CVE-2017-13684 affects Unisys Mcp-firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-13684?
- 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-2017-13684 published?
- CVE-2017-13684 was published on 2017-09-30 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:o:unisys:mcp-firmware:*:*:*:*:*:*:*:*
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