CVE & CISA-KEV CatalogNVD
CVE-2024-6387
HIGHEPSS 100th pctl8.1
CVSS v3
Description
A security regression (CVE-2006-5051) was discovered in OpenSSH's server (sshd). There is a race condition which can lead sshd to handle some signals in an unsafe manner. An unauthenticated, remote attacker may be able to trigger it by failing to authenticate within a set time period.
How to fix
Remediation Available
opensshAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-clientsAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-clients-debuginfoAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-debuginfoAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-debugsourceAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-keycatAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-keycat-debuginfoAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-serverAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
openssh-server-debuginfoAmazon
Fixed in:0:8.7p1-8.amzn2023.0.11
Fixed in:0:8.7p1-8.amzn2023.0.11
pam_ssh_agent_authAmazon
Fixed in:0:0.10.4-4.8.amzn2023.0.11
Fixed in:0:0.10.4-4.8.amzn2023.0.11
pam_ssh_agent_auth-debuginfoAmazon
Fixed in:0:0.10.4-4.8.amzn2023.0.11
Fixed in:0:0.10.4-4.8.amzn2023.0.11
macOS MontereyApple
Fixed in:12.7.6120910
macOS SonomaApple
Fixed in:14.6120911
macOS VenturaApple
Fixed in:13.6.8120912
opensshDebian
Fixed in:1:9.2p1-2+deb12u3CVE-2024-6387
Fixed in:1:9.7p1-7CVE-2024-6387
Fixed in:1:9.7p1-7CVE-2024-6387
openshift4/aws-kms-encryptionRed Hat / RHEL
Fixed in:provider-rhel9@sha256:b2d7838a12ed8ef812a0c40cd03374af08662e65cfdfad045d1e2239a4124663_arm64RHSA-2024:4469
Fixed in:provider-rhel9@sha256:2e754e01be6e3c64f16f5548ba5fd99314882765f0c7a3039e7af43f3e92f5df_s390xRHSA-2024:4469
Fixed in:provider-rhel9@sha256:7693d35e30bb5ed18fda3ab6880c0b5ba258cd34df61301f003125ad52c07260_ppc64leRHSA-2024:4469
Fixed in:provider-rhel9@sha256:c6d891a946a83f947e131221f42b1f751e30ed424d40bee0d6ad90c1f8d7fa27_amd64RHSA-2024:4469
openshift4/aws-kms-encryptionRocky
Fixed in:provider-rhel9@sha256:7693d35e30bb5ed18fda3ab6880c0b5ba258cd34df61301f003125ad52c07260_ppc64leRHSA-2024:4469
Fixed in:provider-rhel9@sha256:c6d891a946a83f947e131221f42b1f751e30ed424d40bee0d6ad90c1f8d7fa27_amd64RHSA-2024:4469
Fixed in:provider-rhel9@sha256:2e754e01be6e3c64f16f5548ba5fd99314882765f0c7a3039e7af43f3e92f5df_s390xRHSA-2024:4469
Fixed in:provider-rhel9@sha256:b2d7838a12ed8ef812a0c40cd03374af08662e65cfdfad045d1e2239a4124663_arm64RHSA-2024:4469
openshift4/azure-kms-encryptionRed Hat / RHEL
Fixed in:provider-rhel9@sha256:8920af697acaa1c0fa7e169d7b85caf80bdebb9fe4cb03bcae63704bbc85f2f1_s390xRHSA-2024:4469
Fixed in:provider-rhel9@sha256:85953d9a2105ed8ae080e3bace5966dc06ee4b041d1038c3ba8b002fc26b8296_arm64RHSA-2024:4469
Fixed in:provider-rhel9@sha256:d5b1aa9b28c6c91c60d21c2c046822485642f7fd97455ff9120ce9c3706ce75c_amd64RHSA-2024:4469
Fixed in:provider-rhel9@sha256:5d7c1936313ec0088ade774681915ce07e1972ba79fec436adcf5c43203ee3e8_ppc64leRHSA-2024:4469
openshift4/azure-kms-encryptionRocky
Fixed in:provider-rhel9@sha256:8920af697acaa1c0fa7e169d7b85caf80bdebb9fe4cb03bcae63704bbc85f2f1_s390xRHSA-2024:4469
Fixed in:provider-rhel9@sha256:d5b1aa9b28c6c91c60d21c2c046822485642f7fd97455ff9120ce9c3706ce75c_amd64RHSA-2024:4469
Fixed in:provider-rhel9@sha256:85953d9a2105ed8ae080e3bace5966dc06ee4b041d1038c3ba8b002fc26b8296_arm64RHSA-2024:4469
Fixed in:provider-rhel9@sha256:5d7c1936313ec0088ade774681915ce07e1972ba79fec436adcf5c43203ee3e8_ppc64leRHSA-2024:4469
openshift4/cloud-network-configRocky
Fixed in:controller-rhel8@sha256:8f130f6d2690f6dd4b5230532759bb876eba7f8b390e2a6c95894fe71506b7bb_amd64RHSA-2024:4484
Fixed in:controller-rhel8@sha256:0c38d562748f139d3dc2402b6ef4cf82862add63ec6f35929e449501bb844131_s390xRHSA-2024:4484
Fixed in:controller-rhel8@sha256:10b82eb71df582b8588348d401e983816807ee10c48ab3df7115677eaf006133_ppc64leRHSA-2024:4484
Fixed in:controller-rhel9@sha256:68e6603a68df7bf661761330bfe3fd1ba6d4602429a18c73792af7a610a8f0e0_arm64RHSA-2024:4469
Fixed in:controller-rhel8@sha256:035b69cc5c4b61aee1f57de65f50dca2179c8b6e9191d2877cf2fc50008424ed_arm64RHSA-2024:4484
Fixed in:controller-rhel9@sha256:63920164c27a442c6584d902d4dba13f0649cf971343cc1ad7efd366a0cd6bb0_ppc64leRHSA-2024:4469
Fixed in:controller-rhel9@sha256:0969481e491eacd951b64a6f8d44af244e016464770c6bb25fa980751a0f27fe_amd64RHSA-2024:4469
Fixed in:controller-rhel9@sha256:975c696f7db063f3891f1b84ae6b119b4d0aa7527db4b7f16b408def705b9a89_s390xRHSA-2024:4469
openshift4/cloud-network-configRed Hat / RHEL
Fixed in:controller-rhel8@sha256:0c38d562748f139d3dc2402b6ef4cf82862add63ec6f35929e449501bb844131_s390xRHSA-2024:4484
Fixed in:controller-rhel8@sha256:10b82eb71df582b8588348d401e983816807ee10c48ab3df7115677eaf006133_ppc64leRHSA-2024:4484
Fixed in:controller-rhel9@sha256:63920164c27a442c6584d902d4dba13f0649cf971343cc1ad7efd366a0cd6bb0_ppc64leRHSA-2024:4469
Fixed in:controller-rhel9@sha256:68e6603a68df7bf661761330bfe3fd1ba6d4602429a18c73792af7a610a8f0e0_arm64RHSA-2024:4469
Fixed in:controller-rhel9@sha256:975c696f7db063f3891f1b84ae6b119b4d0aa7527db4b7f16b408def705b9a89_s390xRHSA-2024:4469
Fixed in:controller-rhel9@sha256:0969481e491eacd951b64a6f8d44af244e016464770c6bb25fa980751a0f27fe_amd64RHSA-2024:4469
Fixed in:controller-rhel8@sha256:8f130f6d2690f6dd4b5230532759bb876eba7f8b390e2a6c95894fe71506b7bb_amd64RHSA-2024:4484
Fixed in:controller-rhel8@sha256:035b69cc5c4b61aee1f57de65f50dca2179c8b6e9191d2877cf2fc50008424ed_arm64RHSA-2024:4484
openshift4/container-networking-pluginsRocky
Fixed in:microshift-rhel9@sha256:d3fa76edd883616c57d11673f51c31f0aa76106f2d8c65da5bd246e5f038f484_ppc64leRHSA-2024:4469
Fixed in:microshift-rhel9@sha256:c74021403b36e60b57479ca0124e743e68ada75cba8577a1cc0b990eeb378447_s390xRHSA-2024:4469
Fixed in:microshift-rhel9@sha256:9d5e3434e145834f4402266f006bd0d684fb3d75d437fc06cf6538d2242f190a_amd64RHSA-2024:4469
Fixed in:microshift-rhel9@sha256:71db7add29eb8fff6ad3f460a58b2b14a6956b9fd8f3bf121dbd96ec483e57aa_arm64RHSA-2024:4469
openshift4/container-networking-pluginsRed Hat / RHEL
Fixed in:microshift-rhel9@sha256:d3fa76edd883616c57d11673f51c31f0aa76106f2d8c65da5bd246e5f038f484_ppc64leRHSA-2024:4469
Fixed in:microshift-rhel9@sha256:c74021403b36e60b57479ca0124e743e68ada75cba8577a1cc0b990eeb378447_s390xRHSA-2024:4469
Fixed in:microshift-rhel9@sha256:71db7add29eb8fff6ad3f460a58b2b14a6956b9fd8f3bf121dbd96ec483e57aa_arm64RHSA-2024:4469
Fixed in:microshift-rhel9@sha256:9d5e3434e145834f4402266f006bd0d684fb3d75d437fc06cf6538d2242f190a_amd64RHSA-2024:4469
openshift4/driverRed Hat / RHEL
Fixed in:toolkit-rhel9@sha256:70979d39af315ae689f54b6adee6c7d3b03e8c5dae1bafe0f6e847ffd97bd12c_arm64RHSA-2024:4469
Fixed in:toolkit-rhel9@sha256:8cfb6ef2c1a43d671c7a29ceb27e73e936834359721e7a8a489093a213d253c4_arm64RHSA-2024:4474
Fixed in:toolkit-rhel9@sha256:adaf786fab33af1838b0874485661021e7f4611fd6856070b44081c9dcf1b6bf_s390xRHSA-2024:4484
Fixed in:toolkit-rhel9@sha256:a1ac0023fa9ae0837570dbf6cb5c95b20da73b6557d5f402c05ecec4086b8a8e_amd64RHSA-2024:4479
Fixed in:toolkit-rhel9@sha256:efaaaf6541237d53f8bb1d47186e11403488687ef8761cbb9be1aea8a01ef7ce_arm64RHSA-2024:4479
Fixed in:toolkit-rhel9@sha256:d20ca9e61d40867cf1570350e5ccda3685931b91f30aba0e16a8bc3569f73c2d_amd64RHSA-2024:4484
Fixed in:toolkit-rhel9@sha256:eabfdaad667f8dd3fbd8265d5387201a0dcadc0a07a101374ffdd68fbb187c2a_ppc64leRHSA-2024:4484
Fixed in:toolkit-rhel9@sha256:29f230e2905fb8bbc2fa6c282d611f07e3da8ff81bf26cc9970ccba4aa308db5_s390xRHSA-2024:4474
openshift4/driverRocky
Fixed in:toolkit-rhel9@sha256:efaaaf6541237d53f8bb1d47186e11403488687ef8761cbb9be1aea8a01ef7ce_arm64RHSA-2024:4479
Fixed in:toolkit-rhel9@sha256:a1ac0023fa9ae0837570dbf6cb5c95b20da73b6557d5f402c05ecec4086b8a8e_amd64RHSA-2024:4479
Fixed in:toolkit-rhel9@sha256:5162c36b6bc2158c79f205e9ce30788c052389f23d9afae689bc888853f90b07_arm64RHSA-2024:4484
Fixed in:toolkit-rhel9@sha256:80df7609da24e67eb10198dcc9f2b65cbcb0203ea1d0ae195fc05dd8ea829a7e_s390xRHSA-2024:4479
Fixed in:toolkit-rhel9@sha256:de4de39815f9e683e272e4bcc19700c987cca7f60cb9ff4dd6f69e9ed0f666e4_ppc64leRHSA-2024:4479
Fixed in:toolkit-rhel9@sha256:d20ca9e61d40867cf1570350e5ccda3685931b91f30aba0e16a8bc3569f73c2d_amd64RHSA-2024:4484
Fixed in:toolkit-rhel9@sha256:a73204d0c03454b02656801ca4c49cb2d8b0d54645bb90f74622df335c82dce1_amd64RHSA-2024:4469
Fixed in:toolkit-rhel9@sha256:8cfb6ef2c1a43d671c7a29ceb27e73e936834359721e7a8a489093a213d253c4_arm64RHSA-2024:4474
openshift4/egress-routerRocky
Fixed in:cni-rhel9@sha256:08faf34ad99d34eead0e16c425ecf8294b6840b8ce16f22df0d6bde21608933a_s390xRHSA-2024:4469
Fixed in:cni-rhel8@sha256:73eaf30cbb5935d189704c34b49b4dec9807db6b20232229ae3f49898d44b8f8_s390xRHSA-2024:4484
Fixed in:cni-rhel8@sha256:0be9a8a784c75b39dd2a3557f1f22710b012fe332612de482c831f6c0c33c13d_amd64RHSA-2024:4484
Fixed in:cni-rhel8@sha256:de881f75932a331cefac7724835a0afb9b06d915edb2c20db914ffd9b03068b2_ppc64leRHSA-2024:4484
Fixed in:cni-rhel8@sha256:dae4ec54413b8d214a28c7c8ca7e8d3807c6c8697d6aa09410d615f92cc52efc_arm64RHSA-2024:4484
Fixed in:cni-rhel9@sha256:d3e3f52b571e31197f4272b2d1460bbe464591a08881ce93d724b2541efbbd5a_arm64RHSA-2024:4469
Fixed in:cni-rhel9@sha256:4d7437098608e8793f1a09e3e125f0a327e1f96cb98740960a50224204fa2540_ppc64leRHSA-2024:4469
Fixed in:cni-rhel9@sha256:1c77204f8ef3961e4f77cb9b61b6032fbc3078c81440193d2da7cf90154f4934_amd64RHSA-2024:4469
openshift4/egress-routerRed Hat / RHEL
Fixed in:cni-rhel8@sha256:73eaf30cbb5935d189704c34b49b4dec9807db6b20232229ae3f49898d44b8f8_s390xRHSA-2024:4484
Fixed in:cni-rhel8@sha256:0be9a8a784c75b39dd2a3557f1f22710b012fe332612de482c831f6c0c33c13d_amd64RHSA-2024:4484
Fixed in:cni-rhel8@sha256:de881f75932a331cefac7724835a0afb9b06d915edb2c20db914ffd9b03068b2_ppc64leRHSA-2024:4484
Fixed in:cni-rhel9@sha256:4d7437098608e8793f1a09e3e125f0a327e1f96cb98740960a50224204fa2540_ppc64leRHSA-2024:4469
Fixed in:cni-rhel9@sha256:1c77204f8ef3961e4f77cb9b61b6032fbc3078c81440193d2da7cf90154f4934_amd64RHSA-2024:4469
Fixed in:cni-rhel9@sha256:08faf34ad99d34eead0e16c425ecf8294b6840b8ce16f22df0d6bde21608933a_s390xRHSA-2024:4469
Fixed in:cni-rhel8@sha256:dae4ec54413b8d214a28c7c8ca7e8d3807c6c8697d6aa09410d615f92cc52efc_arm64RHSA-2024:4484
Fixed in:cni-rhel9@sha256:d3e3f52b571e31197f4272b2d1460bbe464591a08881ce93d724b2541efbbd5a_arm64RHSA-2024:4469
openshift4/kube-metricsRocky
Fixed in:server-rhel9@sha256:ef5add2ea67a14f6767713ee4852d9733e404fe861067806faacb89b6d95d1a7_ppc64leRHSA-2024:4469
Fixed in:server-rhel9@sha256:1dd880696a8a53633044b42b05973f9d25d678a6e8e59168e60a844cd432e8ae_arm64RHSA-2024:4469
Fixed in:server-rhel9@sha256:7a9f58cf60081c40503b023e7df764c8936bcc9fded90d990b8439d037ed85d5_s390xRHSA-2024:4469
Fixed in:server-rhel9@sha256:b9ae6cde773f404daae603ab57e01264bc911f0a3e4f743bf45963d9cd51c0cd_amd64RHSA-2024:4469
openshift4/kube-metricsRed Hat / RHEL
Fixed in:server-rhel9@sha256:7a9f58cf60081c40503b023e7df764c8936bcc9fded90d990b8439d037ed85d5_s390xRHSA-2024:4469
Fixed in:server-rhel9@sha256:b9ae6cde773f404daae603ab57e01264bc911f0a3e4f743bf45963d9cd51c0cd_amd64RHSA-2024:4469
Fixed in:server-rhel9@sha256:ef5add2ea67a14f6767713ee4852d9733e404fe861067806faacb89b6d95d1a7_ppc64leRHSA-2024:4469
Fixed in:server-rhel9@sha256:1dd880696a8a53633044b42b05973f9d25d678a6e8e59168e60a844cd432e8ae_arm64RHSA-2024:4469
openshift4/kubevirt-csiRocky
Fixed in:driver-rhel9@sha256:8c7c84673a8c400db8edbe45629a9115dc8387085dd0be1c454adc2cbbb5693a_amd64RHSA-2024:4469
Fixed in:driver-rhel8@sha256:4d88f5df6e8b6e1cf5a68dd9917bcc3ef95535efab37d971a472fddc9aef51f3_s390xRHSA-2024:4484
Fixed in:driver-rhel8@sha256:dd685a7c94957e2ceee56335ed57641b6169d5d746a9950106c84ee15bb3646f_amd64RHSA-2024:4484
Fixed in:driver-rhel9@sha256:84ece705f99ec839fa6a9bde1f43a7a5af2dfdd9960a21432e13b9a669ecd45e_s390xRHSA-2024:4469
Fixed in:driver-rhel8@sha256:0cb8c963f079d93685d4b11b7e1d09697cc4496a275628d5405723005a384947_ppc64leRHSA-2024:4484
Fixed in:driver-rhel8@sha256:ccdffdb4abcec99878704f2793660bf4875cae55385b2d6c5ff04f82d390468e_arm64RHSA-2024:4484
Fixed in:driver-rhel9@sha256:aaa33efb332802dc65f8466fbc1b4c44debc2aab6d65eeccdb438de3dca56344_ppc64leRHSA-2024:4469
Fixed in:driver-rhel9@sha256:c057744a537b9f5d1c28399ee4e8bcc06e5985eb4a9e8f0b42215c404e423cdd_arm64RHSA-2024:4469
This vulnerability affects an unusually large number of packages. The highest-confidence fixes are shown above; the full list is longer. Check the referenced advisories for complete coverage.
TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works
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
AvailabilityHigh
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploit Intelligence
99.51%probability of exploitation in 30 days
100thpercentile
Very high risk: more likely to be exploited than 100% of all known CVEs.
References
Patch1
Exploit7
Third-Party Advisory14
Issue Tracking4
Mailing List23
Release Notes1
Related Vulnerabilities
Other CWE-364 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2024-6409 | High | 7.0 | 28% | - | Fix |
| CVE-2024-7589 | High | 8.1 | 2.0% | - | Fix |
| CVE-1999-0035 | Medium | 5.4 | 0.8% | - | - |
| CVE-2025-4598 | Medium | 4.7 | 0.8% | - | Fix |
| CVE-2023-1285 | High | 7.5 | 0.7% | - | - |
| CVE-2026-24792 | High | 8.1 | 0.4% | - | - |
Common questions
How do I fix CVE-2024-6387?
Published advisories record a fix for 257 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.
Is CVE-2024-6387 being actively exploited?
Not that we know of. CVE-2024-6387 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 99.5% is the estimated probability that it will be exploited in the next 30 days. That is higher than 100% of all scored CVEs.
How severe is CVE-2024-6387?
CVE-2024-6387 has a CVSS v3 base score of 8.1, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
What does CVE-2024-6387 affect?
Published advisories record a fix for openssh (Amazon), openssh-clients (Amazon), openssh-clients-debuginfo (Amazon), openssh-debuginfo (Amazon), and 253 more. The list on this page is capped, so there may be more.
Embed a live status badge for CVE-2024-6387
Markdown
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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 2026-09-01.