5.3

CVE-2026-6678

Integer underflow in wc_PKCS7_DecryptOri handling crafted Other Recipient Info

Integer underflow in wc_PKCS7_DecryptOri when handling crafted Other Recipient Info, leading to incorrect length handling during decryption.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Wolfssl ≫ Wolfssl Version >= 3.15.5 < 5.9.2
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.19% 0.088
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
facts@wolfssl.com 1 0 0
CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:Clear
CWE-191 Integer Underflow (Wrap or Wraparound)

The product subtracts one value from another, such that the result is less than the minimum allowable integer value, which produces a value that is not equal to the correct result.

https://www.wolfssl.com/docs/security-vulnerabilities/
Vendor Advisory
https://github.com/wolfSSL/wolfssl/pull/10203
Patch
Issue Tracking
https://www.talosintelligence.com/vulnerability_reports/TALOS-2026-2408