Cyber Resilience

CVE-2021-43618

HighPublic PoC

Published: 15 November 2021

Published
15 November 2021
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.0046 64.6th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-43618 is a high-severity Integer Overflow or Wraparound (CWE-190) vulnerability in Gmplib Gmp. Its CVSS base score is 7.5 (High).

Operationally, ranked in the top 35.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.

EU & UK References

Vulnerability details

GNU Multiple Precision Arithmetic Library (GMP) through 6.2.1 has an mpz/inp_raw.c integer overflow and resultant buffer overflow via crafted input, leading to a segmentation fault on 32-bit platforms.

CWE(s)
CWE-190

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

gmplib
gmp
≤ 6.2.1
debian
debian linux
9.0
netapp
active iq unified manager
all versions
netapp
h300s firmware
all versions
netapp
h500s firmware
all versions
netapp
h700s firmware
all versions
netapp
h410s firmware
all versions
netapp
h410c firmware
all versions

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References