THREATPORT/VULNERABILITY/CVE-2020-29361
HIGH SEVERITY

CVE-2020-29361

P11 Kit vulnerability

CVSS
7.5
EPSS
3.4%
EPSS pct
87th
Exploited
No known
An issue was discovered in p11-kit 0.21.1 through 0.23.21. Multiple integer overflows have been discovered in the array allocations in the p11-kit library and the p11-kit list command, where overflow checks are missing before calling realloc or calloc.
Affected vendor
P11 Kit Project
Affected product
P11 Kit
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-190 — Integer Overflow or Wraparound
Published
2020-12-16

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.4% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 87% of all scored CVEs.

Check your external exposure to CVE-2020-29361

  • Confirm whether P11 Kit Project P11 Kit is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2020-29361.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-29361

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-29361 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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