How severe is CVE-2022-40281?

CVE-2022-40281 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 high, integrity none, and availability none.

Is CVE-2022-40281 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-40281?

CVE-2022-40281 primarily affects Samsung Tizenrt. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-40281?

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-2022-40281 published?

CVE-2022-40281 was published on 2022-09-08 and last updated on 2026-06-17.

CVE-2022-40281

CVE-2022-40281 is a high-severity vulnerability in Samsung Tizenrt 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-401.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Samsung Tizenrt
Published: 2022-09-08
Last modified: 2026-06-17

Description

An issue was discovered in Samsung TizenRT through 3.0_GBM (and 3.1_PRE). cyassl_connect_step2 in curl/vtls/cyassl.c has a missing X509_free after SSL_get_peer_certificate, leading to information disclosure.

Frequently asked questions

What is CVE-2022-40281?: An issue was discovered in Samsung TizenRT through 3.0_GBM (and 3.1_PRE). cyassl_connect_step2 in curl/vtls/cyassl.c has a missing X509_free after SSL_get_peer_certificate, leading to information disclosure.
How severe is CVE-2022-40281?: CVE-2022-40281 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 high, integrity none, and availability none.
Is CVE-2022-40281 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-40281?: CVE-2022-40281 primarily affects Samsung Tizenrt. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-40281?: 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-2022-40281 published?: CVE-2022-40281 was published on 2022-09-08 and last updated on 2026-06-17.

References

Affected products (4)

cpe:2.3:o:samsung:tizenrt:1.0:m1:*:*:*:*:*:*
cpe:2.3:o:samsung:tizenrt:1.1:-:*:*:*:*:*:*
cpe:2.3:o:samsung:tizenrt:2.0:-:*:*:*:*:*:*
cpe:2.3:o:samsung:tizenrt:3.0:gbm:*:*:*:*:*:*

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