Is CVE-2024-50382 in the CISA KEV catalog?

No. CVE-2024-50382 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2024-50382?

CVE-2024-50382 has a CVSS v3 base score of 5.9 (MEDIUM).

What is the EPSS score for CVE-2024-50382?

CVE-2024-50382 has an EPSS score of 0.55% (42th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2024-50382?

Upgrade botan on debian 12 to 2.19.3+dfsg-1+deb12u1 or later. Fixes are available for 5 affected products.

CVE & CISA-KEV Catalog

CVE-2024-50382

MEDIUM

5.9

CVSS v3

NVD

Description

Botan before 3.6.0, when certain LLVM versions are used, has compiler-induced secret-dependent control flow in lib/utils/ghash/ghash.cpp in GHASH in AES-GCM. There is a branch instead of an XOR with carry. This was observed for Clang in LLVM 15 on RISC-V.

CWE-203

How to fix

Remediation Available

botanDebian

Fixed in:2.19.3+dfsg-1+deb12u1CVE-2024-50382

Fixed in:2.19.5+dfsg-3CVE-2024-50382

botanUbuntu

Fixed in:2.19.1+dfsg-2ubuntu1+esm1USN-7586-1

Fixed in:2.19.3+dfsg-1ubuntu2+esm1USN-7586-1

libbotan-2-19Ubuntu

Fixed in:2.19.1+dfsg-2ubuntu1+esm1USN-7586-1

Fixed in:2.19.3+dfsg-1ubuntu2+esm1USN-7586-1

libbotan-2-devUbuntu

Fixed in:2.19.1+dfsg-2ubuntu1+esm1USN-7586-1

Fixed in:2.19.3+dfsg-1ubuntu2+esm1USN-7586-1

python3-botanUbuntu

Fixed in:2.19.1+dfsg-2ubuntu1+esm1USN-7586-1

Fixed in:2.19.3+dfsg-1ubuntu2+esm1USN-7586-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.55%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Patch1

github.com

Exploit1

arxiv.org

Issue Tracking1

news.ycombinator.com

Product1

github.com

Related Vulnerabilities

Other CWE-203 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2017-5753	Medium	5.6	94%	-	Fix
CVE-2003-0190	Medium	5.0	77%	-	Fix
CVE-2017-5715	Medium	5.6	74%	-	Fix
CVE-2018-3639	Medium	5.5	61%	-	Fix
CVE-2023-28770	High	7.5	58%	-	Fix
CVE-2004-1602	Medium	5.0	31%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-07-10.