All the vulnerabilites related to The libssh2 Project - libssh2
cve-2019-3861
Vulnerability from cvelistv5
Published
2019-03-25 18:30
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH packets with a padding length value greater than the packet length are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
|
|||
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cve-2019-3860
Vulnerability from cvelistv5
Published
2019-03-25 18:30
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SFTP packets with empty payloads are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
|
|||
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cve-2019-3862
Vulnerability from cvelistv5
Published
2019-03-20 21:39
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit status message and no payload are parsed. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
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cve-2019-3857
Vulnerability from cvelistv5
Published
2019-03-25 18:30
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way SSH_MSG_CHANNEL_REQUEST packets with an exit signal are parsed. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
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cve-2019-3863
Vulnerability from cvelistv5
Published
2019-03-25 17:52
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
A flaw was found in libssh2 before 1.8.1. A server could send a multiple keyboard interactive response messages whose total length are greater than unsigned char max characters. This value is used as an index to copy memory causing in an out of bounds memory write error.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
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cve-2019-3855
Vulnerability from cvelistv5
Published
2019-03-21 20:13
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An integer overflow flaw which could lead to an out of bounds write was discovered in libssh2 before 1.8.1 in the way packets are read from the server. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
|
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cve-2019-3859
Vulnerability from cvelistv5
Published
2019-03-20 21:18
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An out of bounds read flaw was discovered in libssh2 before 1.8.1 in the _libssh2_packet_require and _libssh2_packet_requirev functions. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
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cve-2019-3856
Vulnerability from cvelistv5
Published
2019-03-25 18:31
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An integer overflow flaw, which could lead to an out of bounds write, was discovered in libssh2 before 1.8.1 in the way keyboard prompt requests are parsed. A remote attacker who compromises a SSH server may be able to execute code on the client system when a user connects to the server.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
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cve-2019-3858
Vulnerability from cvelistv5
Published
2019-03-21 20:22
Modified
2024-08-04 19:19
Severity ?
EPSS score ?
Summary
An out of bounds read flaw was discovered in libssh2 before 1.8.1 when a specially crafted SFTP packet is received from the server. A remote attacker who compromises a SSH server may be able to cause a Denial of Service or read data in the client memory.
References
Impacted products
| Vendor | Product | Version | |
|---|---|---|---|
| ▼ | The libssh2 Project | libssh2 |
Version: 1.8.1 |
|
|
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"name": "[oss-security] 20190318 [SECURITY ADVISORIES] libssh2",
"refsource": "MLIST",
"url": "http://www.openwall.com/lists/oss-security/2019/03/18/3"
},
{
"name": "20190319 [slackware-security] libssh2 (SSA:2019-077-01)",
"refsource": "BUGTRAQ",
"url": "https://seclists.org/bugtraq/2019/Mar/25"
},
{
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3858",
"refsource": "CONFIRM",
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},
{
"name": "https://www.libssh2.org/CVE-2019-3858.html",
"refsource": "MISC",
"url": "https://www.libssh2.org/CVE-2019-3858.html"
},
{
"name": "http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html",
"refsource": "MISC",
"url": "http://packetstormsecurity.com/files/152136/Slackware-Security-Advisory-libssh2-Updates.html"
},
{
"name": "107485",
"refsource": "BID",
"url": "http://www.securityfocus.com/bid/107485"
},
{
"name": "FEDORA-2019-f31c14682f",
"refsource": "FEDORA",
"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XCWEA5ZCLKRDUK62QVVYMFWLWKOPX3LO/"
},
{
"name": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767",
"refsource": "CONFIRM",
"url": "https://www.broadcom.com/support/fibre-channel-networking/security-advisories/brocade-security-advisory-2019-767"
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{
"name": "[debian-lts-announce] 20190326 [SECURITY] [DLA 1730-1] libssh2 security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2019/03/msg00032.html"
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{
"name": "https://security.netapp.com/advisory/ntap-20190327-0005/",
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"url": "https://security.netapp.com/advisory/ntap-20190327-0005/"
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{
"name": "openSUSE-SU-2019:1075",
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"url": "http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00040.html"
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{
"name": "openSUSE-SU-2019:1109",
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"url": "http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00003.html"
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{
"name": "FEDORA-2019-3348cb4934",
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"url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5DK6VO2CEUTAJFYIKWNZKEKYMYR3NO2O/"
},
{
"name": "DSA-4431",
"refsource": "DEBIAN",
"url": "https://www.debian.org/security/2019/dsa-4431"
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{
"name": "20190415 [SECURITY] [DSA 4431-1] libssh2 security update",
"refsource": "BUGTRAQ",
"url": "https://seclists.org/bugtraq/2019/Apr/25"
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{
"name": "RHSA-2019:2136",
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"url": "https://access.redhat.com/errata/RHSA-2019:2136"
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{
"name": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html",
"refsource": "MISC",
"url": "https://www.oracle.com/technetwork/security-advisory/cpuoct2019-5072832.html"
}
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},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2019-3858",
"datePublished": "2019-03-21T20:22:47",
"dateReserved": "2019-01-03T00:00:00",
"dateUpdated": "2024-08-04T19:19:18.593Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
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}