CVE-2023-50979
CVE-2023-50979 is a medium-severity vulnerability in Cryptopp Crypto++ with a CVSS 3.x base score of 5.9. 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-203.
Key facts
- Severity: Medium (CVSS 3.x base score 5.9)
- EPSS exploit prediction: 1% (44th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-203
- Affected product: Cryptopp Crypto++
- Published:
- Last modified:
Description
Crypto++ (aka cryptopp) through 8.9.0 has a Marvin side channel during decryption with PKCS#1 v1.5 padding.
Frequently asked questions
- What is CVE-2023-50979?
- Crypto++ (aka cryptopp) through 8.9.0 has a Marvin side channel during decryption with PKCS#1 v1.5 padding.
- How severe is CVE-2023-50979?
- CVE-2023-50979 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2023-50979 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-2023-50979?
- CVE-2023-50979 affects Cryptopp Crypto++. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-50979?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-50979 published?
- CVE-2023-50979 was published on 2023-12-18 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:cryptopp:crypto\+\+:*:*:*:*:*:*:*:*
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