CVE-2024-6387

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Source
https://cve.org/CVERecord?id=CVE-2024-6387
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-6387.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2024-6387
Downstream
ALPINE (1)
ALSA (1)
AZL (2)
BELL (1)
CLEANSTART (1)
CLSA (1)
DEBIAN (1)
JLSEC (1)
MGASA (1)
OESA (4)
openSUSE (1)
RHSA (3)
SUSE (3)
UBUNTU (1)
Related
ALSA (1)
openSUSE (1)
SUSE (3)
Published
2024-07-01T12:37:25Z
Modified
2026-07-12T12:00:12Z
Severity
  • 8.1 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Openssh: regresshion - race condition in ssh allows rce/dos
Details

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.

Database specific 
{
    "cna_assigner": "redhat",
    "cwe_ids": [
        "CWE-364"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/6xxx/CVE-2024-6387.json"
}
References

Affected packages

Git / github.com/openela-main/openssh

Affected ranges

Type
GIT
Repo
https://github.com/openela-main/openssh
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
e1f438970e5a337a17070a637c1b9e19697cad09
Database specific
Show details 
{
    "source": "REFERENCES"
}
Type
GIT
Repo
https://github.com/openssh/openssh-portable
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
6518797401f2f6951e7b3f76d8d9e75876be4361
Introduced
e86968280e358e62649d268d41f698d64d0dc9fa
Introduced
6518797401f2f6951e7b3f76d8d9e75876be4361
Database specific
Show details 
{
    "cpe": [
        "cpe:2.3:a:openbsd:openssh:*:*:*:*:*:*:*:*",
        "cpe:2.3:a:openbsd:openssh:8.6:-:*:*:*:*:*:*",
        "cpe:2.3:a:openbsd:openssh:4.4:-:*:*:*:*:*:*",
        "cpe:2.3:a:openbsd:openssh:8.5:p1:*:*:*:*:*:*"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "4.4"
        },
        {
            "introduced": "8.6"
        },
        {
            "last_affected": "9.8"
        },
        {
            "introduced": "8.6-NA"
        },
        {
            "last_affected": "8.6-NA"
        },
        {
            "introduced": "4.4-NA"
        },
        {
            "last_affected": "4.4-NA"
        },
        {
            "introduced": "8.5-p1"
        },
        {
            "last_affected": "8.5-p1"
        }
    ],
    "source": [
        "CPE_RANGE",
        "CPE_STRING"
    ]
}
Type
GIT
Repo
https://github.com/rapier1/hpn-ssh
Events
Introduced
2cd1b33995f0d2ba260689f75bea021af4022f61
Last Affected
452d3ec07c08dcd3082506b22d1ecb1710a23991
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "8.5p1"
        },
        {
            "last_affected": "9.7p1"
        }
    ],
    "source": "AFFECTED_FIELD"
}

Affected versions

4.*
4.4-NA
8.*
8.5-p1
Other
ABOUT_TO_ADD_INET_ATON
AFTER_FREEBSD_PAM_MERGE
AFTER_KRB5_GSSAPI_MERGE
BEFORE_FREEBSD_PAM_MERGE
BEFORE_KRB5_GSSAPI_MERGE
POST_KRB4_REMOVAL
PRE-REORDER
PRE_CYGWIN_MERGE
PRE_DAN_PATCH_MERGE
PRE_FIXPATHS_INTEGRATION
PRE_HPUX_INTEGRATION
PRE_IPV6
PRE_KRB4_REMOVAL
PRE_NEW_LOGIN_CODE
PRE_SW_KRBV
V_1_2PRE17
V_1_2_1_PRE18
V_1_2_1_PRE19
V_1_2_1_PRE20
V_1_2_1_PRE21
V_1_2_1_PRE22
V_1_2_1_PRE23
V_1_2_1_PRE24
V_1_2_1_PRE25
V_1_2_1_PRE26
V_1_2_1_PRE27
V_1_2_2
V_1_2_2_P1
V_1_2_2_PRE28
V_1_2_2_PRE29
V_1_2_3
V_1_2_3_PRE1
V_1_2_3_PRE2
V_1_2_3_PRE3
V_1_2_3_PRE4
V_1_2_3_PRE5
V_1_2_3_TEST1
V_1_2_3_TEST2
V_1_2_3_TEST3
V_1_2_PRE10
V_1_2_PRE11
V_1_2_PRE12
V_1_2_PRE13
V_1_2_PRE14
V_1_2_PRE15
V_1_2_PRE16
V_1_2_PRE4
V_1_2_PRE5
V_1_2_PRE6
V_1_2_PRE7
V_1_2_PRE8
V_1_2_PRE9
V_2_0_0_BETA1
V_2_0_0_BETA2
V_2_0_0_TEST1
V_2_1_0
V_2_1_0_P1
V_2_1_0_P2
V_2_1_0_P3
V_2_1_1_P1
V_2_1_1_P2
V_2_1_1_P3
V_2_1_1_P4
V_2_2_0_P1
V_2_3_0_P1
V_2_5_0_P1
V_2_5_1_P1
V_2_5_1_P2
V_2_5_2_P1
V_3_0_1_P1
V_3_0_P1
V_3_1_P1
V_3_2_2_P1
V_3_4_P1
V_3_6_1_P1
V_3_8_P1
V_3_9_P1
V_4_2_P1
imports/el9/openssh-8.*
imports/el9/openssh-8.7p1-30.el9_2
imports/el9/openssh-8.7p1-34.el9
imports/el9/openssh-8.7p1-34.el9_3.3
imports/el9/openssh-8.7p1-38.el9

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2024-6387.json"