How severe is CVE-2020-17541?

CVE-2020-17541 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-17541 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-17541?

CVE-2020-17541 affects Libjpeg-turbo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-17541?

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-2020-17541 published?

CVE-2020-17541 was published on 2021-06-01 and last updated on 2026-06-17.

CVE-2020-17541

CVE-2020-17541 is a high-severity vulnerability in Libjpeg-turbo with a CVSS 3.x base score of 8.8. 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-787.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Libjpeg-turbo
Published: 2021-06-01
Last modified: 2026-06-17

Description

Libjpeg-turbo all version have a stack-based buffer overflow in the "transform" component. A remote attacker can send a malformed jpeg file to the service and cause arbitrary code execution or denial of service of the target service.

Frequently asked questions

What is CVE-2020-17541?: Libjpeg-turbo all version have a stack-based buffer overflow in the "transform" component. A remote attacker can send a malformed jpeg file to the service and cause arbitrary code execution or denial of service of the target service.
How severe is CVE-2020-17541?: CVE-2020-17541 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-17541 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-17541?: CVE-2020-17541 affects Libjpeg-turbo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-17541?: 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-2020-17541 published?: CVE-2020-17541 was published on 2021-06-01 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:libjpeg-turbo:libjpeg-turbo:*:*:*:*:*:*:*:*

More vulnerabilities in Libjpeg-turbo

CVE-2018-20330 — High (CVSS 8.8): The tjLoadImage function in libjpeg-turbo 2.0.1 has an integer overflow with a resultant heap-based buffer overflow via…
CVE-2016-3616 — High (CVSS 8.8): The cjpeg utility in libjpeg allows remote attackers to cause a denial of service (NULL pointer dereference and…
CVE-2020-13790 — High (CVSS 8.1): libjpeg-turbo 2.0.4, and mozjpeg 4.0.0, has a heap-based buffer over-read in get_rgb_row() in rdppm.c via a malformed…
CVE-2021-29390 — High (CVSS 7.1): libjpeg-turbo version 2.0.90 has a heap-based buffer over-read (2 bytes) in decompress_smooth_data in jdcoefct.c.
CVE-2023-2804 — Medium (CVSS 6.5): A heap-based buffer overflow issue was discovered in libjpeg-turbo in h2v2_merged_upsample_internal() function of…
CVE-2021-20205 — Medium (CVSS 6.5): Libjpeg-turbo versions 2.0.91 and 2.0.90 is vulnerable to a denial of service vulnerability caused by a divide by zero…

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