How severe is CVE-2023-29480?

CVE-2023-29480 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-2023-29480 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-29480?

CVE-2023-29480 affects Ribose Rnp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-29480?

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-2023-29480 published?

CVE-2023-29480 was published on 2023-04-24 and last updated on 2026-06-17.

CVE-2023-29480

CVE-2023-29480 is a high-severity vulnerability in Ribose Rnp 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-312.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-312
Affected product: Ribose Rnp
Published: 2023-04-24
Last modified: 2026-06-17

Description

Ribose RNP before 0.16.3 sometimes lets secret keys remain unlocked after use.

Frequently asked questions

What is CVE-2023-29480?: Ribose RNP before 0.16.3 sometimes lets secret keys remain unlocked after use.
How severe is CVE-2023-29480?: CVE-2023-29480 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-2023-29480 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-29480?: CVE-2023-29480 affects Ribose Rnp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-29480?: 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-2023-29480 published?: CVE-2023-29480 was published on 2023-04-24 and last updated on 2026-06-17.

References

https://www.rnpgp.org/blog/2023-04-13-rnp-release-0-16-3/

Affected products (1)

cpe:2.3:a:ribose:rnp:*:*:*:*:*:*:*:*

More vulnerabilities in Ribose Rnp

CVE-2021-33589 — High (CVSS 7.5): Ribose RNP before 0.15.1 does not implement a required step in a cryptographic algorithm, resulting in weaker…
CVE-2023-29479 — Medium (CVSS 5.3): Ribose RNP before 0.16.3 may hang when the input is malformed.

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