How severe is CVE-2017-20241?

CVE-2017-20241 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2017-20241 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2017-20241?

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

When was CVE-2017-20241 published?

CVE-2017-20241 was published on 2026-08-04.

CVE-2017-20241

CVE-2017-20241 is a critical-severity vulnerability with a CVSS 3.x base score of 9.8. 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-122.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v4: 9.3
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-122
Published: 2026-08-04
Last modified: 2026-08-04

Description

Keysight IxChariot Endpoint before 9.5.102 contains a heap-based buffer overflow. An unauthenticated remote attacker can send a specially crafted packet to crash the endpoint or potentially execute arbitrary code.

Frequently asked questions

What is CVE-2017-20241?: Keysight IxChariot Endpoint before 9.5.102 contains a heap-based buffer overflow. An unauthenticated remote attacker can send a specially crafted packet to crash the endpoint or potentially execute arbitrary code.
How severe is CVE-2017-20241?: CVE-2017-20241 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2017-20241 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2017-20241?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2017-20241 published?: CVE-2017-20241 was published on 2026-08-04.

References

Other CWE-122 (Heap-based Buffer Overflow) vulnerabilities

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CVE-2026-24822 — Critical (CVSS 10.0): Out-of-bounds Write, Heap-based Buffer Overflow vulnerability in ttttupup wxhelper (src modules). This vulnerability is…
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CVE-2022-34819 — Critical (CVSS 10.0): A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions <…
CVE-2026-44050 — Critical (CVSS 9.9): A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote…
CVE-2026-75143 — Critical (CVSS 9.8): FFmpeg before commit 1c10bcc contains a heap buffer overflow in the RIST protocol reader (libavformat/librist.c).…

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