ghsa-wg6r-5vgg-89fv
Vulnerability from github
Published
2022-05-13 01:39
Modified
2022-05-13 01:39
VLAI Severity ?
Details
The mm_newkeys_from_blob function in monitor_wrap.c in sshd in OpenSSH 6.2 and 6.3, when an AES-GCM cipher is used, does not properly initialize memory for a MAC context data structure, which allows remote authenticated users to bypass intended ForceCommand and login-shell restrictions via packet data that provides a crafted callback address.
{
"affected": [],
"aliases": [
"CVE-2013-4548"
],
"database_specific": {
"cwe_ids": [],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2013-11-08T15:55:00Z",
"severity": "MODERATE"
},
"details": "The mm_newkeys_from_blob function in monitor_wrap.c in sshd in OpenSSH 6.2 and 6.3, when an AES-GCM cipher is used, does not properly initialize memory for a MAC context data structure, which allows remote authenticated users to bypass intended ForceCommand and login-shell restrictions via packet data that provides a crafted callback address.",
"id": "GHSA-wg6r-5vgg-89fv",
"modified": "2022-05-13T01:39:08Z",
"published": "2022-05-13T01:39:08Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2013-4548"
},
{
"type": "WEB",
"url": "http://lists.opensuse.org/opensuse-security-announce/2013-11/msg00017.html"
},
{
"type": "WEB",
"url": "http://marc.info/?l=bugtraq\u0026m=141576985122836\u0026w=2"
},
{
"type": "WEB",
"url": "http://openwall.com/lists/oss-security/2013/11/08/3"
},
{
"type": "WEB",
"url": "http://www.openssh.com/txt/gcmrekey.adv"
},
{
"type": "WEB",
"url": "http://www.ubuntu.com/usn/USN-2014-1"
}
],
"schema_version": "1.4.0",
"severity": []
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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