Is CVE-2020-25705 in the CISA KEV catalog?

No. CVE-2020-25705 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2020-25705?

CVE-2020-25705 has a CVSS v3 base score of 7.4 (HIGH).

What is the EPSS score for CVE-2020-25705?

CVE-2020-25705 has an EPSS score of 6.69% (93th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2020-25705?

Upgrade linux on debian 11 to 5.9.6-1 or later. Fixes are available for 101 affected products.

CVE & CISA-KEV Catalog

CVE-2020-25705

HIGHEPSS 93th pctl

7.4

CVSS v3

NVD

Description

A flaw in ICMP packets in the Linux kernel may allow an attacker to quickly scan open UDP ports. This flaw allows an off-path remote attacker to effectively bypass source port UDP randomization. Software that relies on UDP source port randomization are indirectly affected as well on the Linux Based Products (RUGGEDCOM RM1224: All versions between v5.0 and v6.4, SCALANCE M-800: All versions between v5.0 and v6.4, SCALANCE S615: All versions between v5.0 and v6.4, SCALANCE SC-600: All versions prior to v2.1.3, SCALANCE W1750D: v8.3.0.1, v8.6.0, and v8.7.0, SIMATIC Cloud Connect 7: All versions, SIMATIC MV500 Family: All versions, SIMATIC NET CP 1243-1 (incl. SIPLUS variants): Versions 3.1.39 and later, SIMATIC NET CP 1243-7 LTE EU: Version

CWE-330

How to fix

Remediation Available

linuxDebian

Fixed in:5.9.6-1CVE-2020-25705

linuxUbuntu

Fixed in:4.4.0-197.229USN-4657-1

Fixed in:4.15.0-129.132USN-4680-1

Fixed in:5.4.0-56.62USN-4658-1

linux-awsUbuntu

Fixed in:4.4.0-1082.86USN-4657-1

Fixed in:4.4.0-1118.132USN-4657-1

Fixed in:4.15.0-1091.96USN-4680-1

Fixed in:5.4.0-1030.31USN-4658-1

linux-aws-5.4Ubuntu

Fixed in:5.4.0-1030.31~18.04.1USN-4658-1

linux-aws-hweUbuntu

Fixed in:4.15.0-1091.96~16.04.1USN-4680-1

linux-azureUbuntu

Fixed in:4.15.0-1103.114~14.04.1USN-4680-1

Fixed in:4.15.0-1103.114~16.04.1USN-4680-1

Fixed in:5.4.0-1032.33USN-4658-1

linux-azure-4.15Ubuntu

Fixed in:4.15.0-1103.114USN-4680-1

linux-azure-5.4Ubuntu

Fixed in:5.4.0-1032.33~18.04.1USN-4658-1

linux-gcpUbuntu

Fixed in:4.15.0-1091.104~16.04.1USN-4680-1

Fixed in:5.4.0-1030.32USN-4658-1

linux-gcp-4.15Ubuntu

Fixed in:4.15.0-1091.104USN-4680-1

linux-gcp-5.4Ubuntu

Fixed in:5.4.0-1030.32~18.04.1USN-4658-1

linux-gke-4.15Ubuntu

Fixed in:4.15.0-1077.82USN-4680-1

linux-hweUbuntu

Fixed in:4.15.0-129.132~16.04.1USN-4680-1

linux-hwe-5.4Ubuntu

Fixed in:5.4.0-56.62~18.04.1USN-4658-1

linux-image-4.15.0-1062-oracleUbuntu

Fixed in:4.15.0-1062.68~16.04.1USN-4680-1

Fixed in:4.15.0-1062.68USN-4680-1

linux-image-4.15.0-1077-gkeUbuntu

Fixed in:4.15.0-1077.82USN-4680-1

linux-image-4.15.0-1077-raspi2Ubuntu

Fixed in:4.15.0-1077.82USN-4680-1

linux-image-4.15.0-1082-kvmUbuntu

Fixed in:4.15.0-1082.84USN-4680-1

linux-image-4.15.0-1091-awsUbuntu

Fixed in:4.15.0-1091.96~16.04.1USN-4680-1

Fixed in:4.15.0-1091.96USN-4680-1

linux-image-4.15.0-1091-gcpUbuntu

Fixed in:4.15.0-1091.104~16.04.1USN-4680-1

Fixed in:4.15.0-1091.104USN-4680-1

linux-image-4.15.0-1094-snapdragonUbuntu

Fixed in:4.15.0-1094.103USN-4680-1

linux-image-4.15.0-1103-azureUbuntu

Fixed in:4.15.0-1103.114~14.04.1USN-4680-1

Fixed in:4.15.0-1103.114~16.04.1USN-4680-1

Fixed in:4.15.0-1103.114USN-4680-1

linux-image-4.15.0-129-genericUbuntu

Fixed in:4.15.0-129.132~16.04.1USN-4680-1

Fixed in:4.15.0-129.132USN-4680-1

linux-image-4.15.0-129-generic-lpaeUbuntu

Fixed in:4.15.0-129.132~16.04.1USN-4680-1

Fixed in:4.15.0-129.132USN-4680-1

linux-image-4.15.0-129-lowlatencyUbuntu

Fixed in:4.15.0-129.132~16.04.1USN-4680-1

Fixed in:4.15.0-129.132USN-4680-1

linux-image-4.4.0-1082-awsUbuntu

Fixed in:4.4.0-1082.86USN-4657-1

linux-image-4.4.0-1084-kvmUbuntu

Fixed in:4.4.0-1084.93USN-4657-1

linux-image-4.4.0-1118-awsUbuntu

Fixed in:4.4.0-1118.132USN-4657-1

linux-image-4.4.0-1142-raspi2Ubuntu

Fixed in:4.4.0-1142.152USN-4657-1

linux-image-4.4.0-1146-snapdragonUbuntu

Fixed in:4.4.0-1146.156USN-4657-1

linux-image-4.4.0-197-genericUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

Fixed in:4.4.0-197.229USN-4657-1

linux-image-4.4.0-197-generic-lpaeUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

Fixed in:4.4.0-197.229USN-4657-1

linux-image-4.4.0-197-lowlatencyUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

Fixed in:4.4.0-197.229USN-4657-1

linux-image-4.4.0-197-powerpc-e500mcUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

Fixed in:4.4.0-197.229USN-4657-1

linux-image-4.4.0-197-powerpc-smpUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

Fixed in:4.4.0-197.229USN-4657-1

linux-image-4.4.0-197-powerpc64-embUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

Fixed in:4.4.0-197.229USN-4657-1

linux-image-4.4.0-197-powerpc64-smpUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

Fixed in:4.4.0-197.229USN-4657-1

linux-image-5.4.0-1023-raspiUbuntu

Fixed in:5.4.0-1023.26~18.04.1USN-4658-1

Fixed in:5.4.0-1023.26USN-4658-1

linux-image-5.4.0-1028-kvmUbuntu

Fixed in:5.4.0-1028.29USN-4658-1

linux-image-5.4.0-1030-awsUbuntu

Fixed in:5.4.0-1030.31~18.04.1USN-4658-1

Fixed in:5.4.0-1030.31USN-4658-1

linux-image-5.4.0-1030-gcpUbuntu

Fixed in:5.4.0-1030.32~18.04.1USN-4658-1

Fixed in:5.4.0-1030.32USN-4658-1

linux-image-5.4.0-1030-oracleUbuntu

Fixed in:5.4.0-1030.32~18.04.1USN-4658-1

Fixed in:5.4.0-1030.32USN-4658-1

linux-image-5.4.0-1032-azureUbuntu

Fixed in:5.4.0-1032.33~18.04.1USN-4658-1

Fixed in:5.4.0-1032.33USN-4658-1

linux-image-5.4.0-56-genericUbuntu

Fixed in:5.4.0-56.62~18.04.1USN-4658-1

Fixed in:5.4.0-56.62USN-4658-1

linux-image-5.4.0-56-generic-lpaeUbuntu

Fixed in:5.4.0-56.62~18.04.1USN-4658-1

Fixed in:5.4.0-56.62USN-4658-1

linux-image-5.4.0-56-lowlatencyUbuntu

Fixed in:5.4.0-56.62~18.04.1USN-4658-1

Fixed in:5.4.0-56.62USN-4658-1

linux-image-awsUbuntu

Fixed in:4.4.0.1082.79USN-4657-1

Fixed in:4.4.0.1118.123USN-4657-1

Fixed in:5.4.0.1030.15USN-4658-1

Fixed in:5.4.0.1030.31USN-4658-1

linux-image-aws-hweUbuntu

Fixed in:4.15.0.1091.85USN-4680-1

linux-image-aws-lts-18.04Ubuntu

Fixed in:4.15.0.1091.93USN-4680-1

linux-image-azureUbuntu

Fixed in:4.15.0.1103.78USN-4680-1

Fixed in:4.15.0.1103.96USN-4680-1

Fixed in:5.4.0.1032.14USN-4658-1

Fixed in:5.4.0.1032.30USN-4658-1

linux-image-azure-lts-18.04Ubuntu

Fixed in:4.15.0.1103.76USN-4680-1

linux-image-gcpUbuntu

Fixed in:4.15.0.1091.92USN-4680-1

Fixed in:5.4.0.1030.18USN-4658-1

Fixed in:5.4.0.1030.38USN-4658-1

linux-image-gcp-lts-18.04Ubuntu

Fixed in:4.15.0.1091.109USN-4680-1

linux-image-genericUbuntu

Fixed in:4.4.0.197.203USN-4657-1

Fixed in:4.15.0.129.116USN-4680-1

Fixed in:5.4.0.56.59USN-4658-1

linux-image-generic-hwe-16.04Ubuntu

Fixed in:4.15.0.129.128USN-4680-1

linux-image-generic-hwe-18.04Ubuntu

Fixed in:5.4.0.56.62~18.04.50USN-4658-1

linux-image-generic-hwe-20.04Ubuntu

Fixed in:5.4.0.56.59USN-4658-1

linux-image-generic-lpaeUbuntu

Fixed in:4.4.0.197.203USN-4657-1

Fixed in:4.15.0.129.116USN-4680-1

Fixed in:5.4.0.56.59USN-4658-1

linux-image-generic-lpae-hwe-16.04Ubuntu

Fixed in:4.15.0.129.128USN-4680-1

linux-image-generic-lpae-hwe-18.04Ubuntu

Fixed in:5.4.0.56.62~18.04.50USN-4658-1

linux-image-generic-lpae-hwe-20.04Ubuntu

Fixed in:5.4.0.56.59USN-4658-1

linux-image-generic-lpae-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-image-generic-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-image-gkeUbuntu

Fixed in:4.15.0.1091.92USN-4680-1

Fixed in:4.15.0.1077.81USN-4680-1

Fixed in:5.4.0.1030.38USN-4658-1

linux-image-gke-4.15Ubuntu

Fixed in:4.15.0.1077.81USN-4680-1

linux-image-kvmUbuntu

Fixed in:4.4.0.1084.82USN-4657-1

Fixed in:4.15.0.1082.78USN-4680-1

Fixed in:5.4.0.1028.26USN-4658-1

linux-image-lowlatencyUbuntu

Fixed in:4.4.0.197.203USN-4657-1

Fixed in:4.15.0.129.116USN-4680-1

Fixed in:5.4.0.56.59USN-4658-1

linux-image-lowlatency-hwe-16.04Ubuntu

Fixed in:4.15.0.129.128USN-4680-1

linux-image-lowlatency-hwe-18.04Ubuntu

Fixed in:5.4.0.56.62~18.04.50USN-4658-1

linux-image-lowlatency-hwe-20.04Ubuntu

Fixed in:5.4.0.56.59USN-4658-1

linux-image-lowlatency-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-image-oemUbuntu

Fixed in:4.15.0.129.128USN-4680-1

Fixed in:5.4.0.56.59USN-4658-1

linux-image-oem-osp1Ubuntu

Fixed in:5.4.0.56.62~18.04.50USN-4658-1

Fixed in:5.4.0.56.59USN-4658-1

linux-image-oracleUbuntu

Fixed in:4.15.0.1062.51USN-4680-1

Fixed in:5.4.0.1030.14USN-4658-1

Fixed in:5.4.0.1030.27USN-4658-1

linux-image-oracle-lts-18.04Ubuntu

Fixed in:4.15.0.1062.72USN-4680-1

linux-image-powerpc-e500mcUbuntu

Fixed in:4.4.0.197.203USN-4657-1

linux-image-powerpc-e500mc-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-image-powerpc-smpUbuntu

Fixed in:4.4.0.197.203USN-4657-1

linux-image-powerpc-smp-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-image-powerpc64-embUbuntu

Fixed in:4.4.0.197.203USN-4657-1

linux-image-powerpc64-emb-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-image-powerpc64-smpUbuntu

Fixed in:4.4.0.197.203USN-4657-1

linux-image-powerpc64-smp-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-image-raspiUbuntu

Fixed in:5.4.0.1023.58USN-4658-1

linux-image-raspi-hwe-18.04Ubuntu

Fixed in:5.4.0.1023.27USN-4658-1

linux-image-raspi2Ubuntu

Fixed in:4.4.0.1142.142USN-4657-1

Fixed in:4.15.0.1077.74USN-4680-1

Fixed in:5.4.0.1023.58USN-4658-1

linux-image-snapdragonUbuntu

Fixed in:4.4.0.1146.138USN-4657-1

Fixed in:4.15.0.1094.97USN-4680-1

linux-image-snapdragon-hwe-18.04Ubuntu

Fixed in:5.4.0.56.62~18.04.50USN-4658-1

linux-image-virtualUbuntu

Fixed in:4.4.0.197.203USN-4657-1

Fixed in:4.15.0.129.116USN-4680-1

Fixed in:5.4.0.56.59USN-4658-1

linux-image-virtual-hwe-16.04Ubuntu

Fixed in:4.15.0.129.128USN-4680-1

linux-image-virtual-hwe-18.04Ubuntu

Fixed in:5.4.0.56.62~18.04.50USN-4658-1

linux-image-virtual-hwe-20.04Ubuntu

Fixed in:5.4.0.56.59USN-4658-1

linux-image-virtual-lts-xenialUbuntu

Fixed in:4.4.0.197.172USN-4657-1

linux-kvmUbuntu

Fixed in:4.4.0-1084.93USN-4657-1

Fixed in:4.15.0-1082.84USN-4680-1

Fixed in:5.4.0-1028.29USN-4658-1

linux-lts-xenialUbuntu

Fixed in:4.4.0-197.229~14.04.1USN-4657-1

linux-oracleUbuntu

Fixed in:4.15.0-1062.68~16.04.1USN-4680-1

Fixed in:4.15.0-1062.68USN-4680-1

Fixed in:5.4.0-1030.32USN-4658-1

linux-oracle-5.4Ubuntu

Fixed in:5.4.0-1030.32~18.04.1USN-4658-1

linux-raspiUbuntu

Fixed in:5.4.0-1023.26USN-4658-1

linux-raspi-5.4Ubuntu

Fixed in:5.4.0-1023.26~18.04.1USN-4658-1

linux-raspi2Ubuntu

Fixed in:4.4.0-1142.152USN-4657-1

Fixed in:4.15.0-1077.82USN-4680-1

linux-snapdragonUbuntu

Fixed in:4.4.0-1146.156USN-4657-1

Fixed in:4.15.0-1094.103USN-4680-1

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

IntegrityHigh

AvailabilityNone

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

Exploit Intelligence

6.69%probability of exploitation in 30 days

93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Other references1

us-cert.cisa.gov

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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 2024-11-21.